{"title":"Flue Pipes","description":null,"products":[{"product_id":"3-inch-pvc-vent-pipe-5ft-high-efficiency-furnace-exhaust","title":"3-Inch PVC Vent Pipe 5ft - High-Efficiency Furnace Exhaust | National HVAC Parts","description":"\u003cp\u003e3-inch Schedule 40 PVC vent pipe (5-foot length) for high-efficiency condensing furnaces (90%+ AFUE). Used for both intake and exhaust venting. 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Follow manufacturer's venting tables for total length limits.\u003c\/p\u003e","brand":"National HVAC Parts","offers":[{"title":"Default Title","offer_id":63010586558835,"sku":"NHVAC-FLUE-3IN","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/FLUE-3IN.jpg?v=1782265095"},{"product_id":"2-inch-pvc-vent-pipe-5ft-high-efficiency-furnace-exhaust","title":"2-Inch PVC Vent Pipe 5ft — High-Efficiency Furnace Exhaust | National HVAC Parts","description":"\u003cp\u003e2-inch Schedule 40 PVC vent pipe (5-foot length) for high-efficiency condensing furnaces. Used for both intake and exhaust on smaller capacity furnaces.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 2\" diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5 feet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Schedule 40 PVC\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"National HVAC Parts","offers":[{"title":"Default Title","offer_id":63013405327731,"sku":"NHVAC-FLUE-2IN","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/FLUE-2IN.jpg?v=1782263580"},{"product_id":"4-inch-single-wall-galvanized-vent-pipe-2ft-standard-furnace-flue","title":"4-Inch Single Wall Galvanized Vent Pipe 2ft — Standard Furnace Flue | National HVAC Parts","description":"\u003cp\u003e4-inch single wall galvanized vent pipe for standard 80% AFUE gas furnaces and water heaters. Male-female crimped end for easy connection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4\" diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 2 feet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized steel\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"National HVAC Parts","offers":[{"title":"Default Title","offer_id":63013405360499,"sku":"NHVAC-FLUE-4IN","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/FLUE-4IN.jpg?v=1782263615"},{"product_id":"3-inch-pvc-90-elbow-high-efficiency-furnace-vent-fitting","title":"3-Inch PVC 90° Elbow - High-Efficiency Furnace Vent Fitting | National HVAC Parts","description":"\u003cp\u003e3-inch PVC 90-degree elbow for high-efficiency furnace vent piping. Schedule 40 DWV rated.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\" hub x 3\" hub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle:\u003c\/strong\u003e 90°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Schedule 40 PVC\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"National HVAC Parts","offers":[{"title":"Default Title","offer_id":63013405393267,"sku":"NHVAC-FLUE-ELBOW-3","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/FLUE-ELBOW-3.jpg?v=1782263463"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800603axaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800603AXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue-venting component for the Goodman \u003cstrong\u003eACEC800603AXAA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This stamped transition piece channels hot combustion products from the heat exchanger collector into the vent connector, maintaining proper draft and clearances. A correctly fitted transition is essential for safe, code-compliant venting of flue gases out of the home.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flue \/ vent transition bottom panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Coated\/galvanized steel for high-temperature service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Routes combustion byproducts from collector box to vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part #:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman ACEC800603AXAA and select Goodman\/Amana gas furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e The genuine OEM 0128F00006 matches the exact stamping, hole pattern, and clearances of this furnace cabinet, ensuring a leak-free seal at the collector and vent connection. Universal sheet-metal substitutes rarely line up correctly and can leave gaps that allow flue-gas leakage. For a venting safety part, OEM fitment is recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation difficulty:\u003c\/strong\u003e Moderate (★★★☆☆). Power down the furnace, remove the existing transition, transfer or replace gasketing, and secure with the factory screws. Confirm a tight, sealed joint and verify proper draft after restart. Improper venting is a carbon-monoxide hazard — if unsure, consult a qualified technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032294965619,"sku":"0128F00006-GEN","price":29.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208580979,"sku":"0128F00006","price":38.94,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_b94bc71a-a0a9-4915-a35d-e43dbd89ff98.jpg?v=1782947176"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800603axab-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800603AXAB — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component for the Goodman\/Amana \u003cstrong\u003eACEC800603AXAB\u003c\/strong\u003e furnace. This sheet-metal transition channels hot combustion gases from the heat exchanger collector into the draft hood and vent connector, maintaining proper draft and a sealed flue path. A corroded or ill-fitting transition can leak flue gases and disrupt venting — replacing it with the correct OEM part restores a safe, factory-tight connection.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Flue\/vent chimney transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eFunction: Routes flue gases from collector to vent\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman \/ Amana (interchangeable)\u003c\/li\u003e\n\u003cli\u003eFits: ACEC800603AXAB and related furnace models\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated\/galvanized steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003eOEM\u003c\/strong\u003e transition is stamped to the exact dimensions and gasket pattern of your furnace's vent opening. Generic or fabricated substitutes rarely seal correctly, risking flue-gas leakage. For any venting component, an exact OEM fit is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eInvolves removing fasteners and the existing transition, then resealing the new part with the proper gasket or high-temp sealant. Because it affects combustion venting, a draft and spillage test should follow installation. Disconnect power and gas before servicing; when in doubt, use a licensed technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032295293299,"sku":"0128F00006-GEN","price":40.0,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208613747,"sku":"0128F00006","price":22.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-4053501S-1-1785129665188.jpg?v=1785129666"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800603bxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800603BXAA — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman 0128F00006 is a genuine OEM chimney transition bottom for the Goodman ACEC800603BXAA gas furnace and compatible models. This flue\/vent component connects the furnace's induced-draft or vent outlet to the chimney\/vent pipe, maintaining the correct geometry for safe flue gas evacuation and proper draft. A correctly fitted transition prevents flue gas spillage and corrosion.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney \/ flue vent transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eFunction: Furnace-to-vent flue gas adapter\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized steel\u003c\/li\u003e\n\u003cli\u003eFitment: OEM dimensions, direct replacement\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACEC800603BXAA and compatible gas furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 0128F00006 matches Goodman's exact flue dimensions and gauge, ensuring a leak-free, code-compliant venting connection. Generic or fabricated transitions risk improper fit, draft problems, and flue gas leakage — a carbon monoxide hazard. We recommend the OEM part for any venting component.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — requires removing the existing transition, fitting the replacement, and sealing\/fastening the vent connections per code. Verify proper draft and check for spillage after installation. Professional service recommended for venting work.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032295653747,"sku":"0128F00006-GEN","price":18.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208646515,"sku":"0128F00006","price":24.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_72794127-96c2-4e38-917d-a1c65b9d55f9.jpg?v=1782947180"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800603bxab-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800603BXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component for Goodman \u003cstrong\u003eACEC800603BXAB\u003c\/strong\u003e gas furnaces. This transition piece connects the furnace flue collar to the chimney or vent run, channeling combustion byproducts safely out of the home. A properly fitted transition maintains correct draft and prevents flue-gas leakage, which is critical for safe furnace operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney\/flue transition bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Couples furnace flue to vent system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Goodman ACEC800603BXAB gas furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 0128F00006\u003c\/strong\u003e is stamped to fit the furnace's exact flue geometry, ensuring a leak-free seal. Universal or shop-fabricated transitions risk gaps that allow flue-gas spillage. For a combustion-venting part, OEM fit and material gauge matter.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — requires sheet-metal tools, fasteners, and proper sealing. A draft and spillage test should follow installation. Recommended for an HVAC professional.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032296964467,"sku":"0128F00006-GEN","price":14.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208679283,"sku":"0128F00006","price":19.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_e688f01d-5ec1-4472-81fb-113a74b307c4.jpg?v=1782947182"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800804bxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800804BXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is the genuine OEM flue vent component for the \u003cstrong\u003eACEC800804BXAA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. This transition piece forms the lower connection between the furnace vent outlet and the chimney\/vent connector, channeling flue gases safely out of the heat exchanger area. A correctly sealed transition is essential for proper draft and safe combustion-byproduct evacuation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Chimney \/ flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e ACEC800804BXAA (80K BTU, 80% AFUE)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized sheet metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Flue gas routing \u0026amp; vent connector seat\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a \u003cstrong\u003egenuine Goodman OEM\u003c\/strong\u003e part, stamped and formed to the exact dimensions of the factory vent opening. Generic or universal transitions often require trimming and rarely seal flush, risking flue gas leakage. For a venting component, exact OEM fitment is the safest choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — requires shutting off gas and power, removing the existing vent connection, and properly seating\/sealing the new transition. We recommend a qualified HVAC technician verify draft after install.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032297455987,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208712051,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_12258788-ac59-44a4-829c-3a0844086401.jpg?v=1782947184"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800804bxab-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800804BXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is the genuine OEM venting component used on the \u003cstrong\u003eACEC800804BXAB\u003c\/strong\u003e and compatible Goodman\/Amana gas furnace assemblies. It forms the lower transition between the heat exchanger collector box and the flue outlet, maintaining the correct draft path and a sealed, code-compliant vent connection. A worn, corroded, or warped transition can cause draft problems, nuisance pressure-switch lockouts, and flue-gas leakage — replacing it with the exact factory part restores proper venting.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Chimney \/ flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Model:\u003c\/strong\u003e ACEC800804BXAB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (also fits select Amana units)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Coated steel venting stamping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Connects collector box to flue outlet\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e This is the genuine Goodman component, stamped and coated to the original tolerances so it drops into place without modification. Generic or fabricated transitions often require trimming and can compromise the vent seal — the OEM part guarantees correct geometry and a tight, lasting fit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall Difficulty:\u003c\/strong\u003e Moderate — requires removing the venting connection and is best handled by an HVAC professional. Always shut off gas and power before servicing venting components.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032297980275,"sku":"0128F00006-GEN","price":16.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208744819,"sku":"0128F00006","price":22.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_7580db4b-82a4-40b1-b2a4-32548cd0a8cf.jpg?v=1782947186"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800805cxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800805CXAA — 0128F00006","description":"\u003cp\u003eThe genuine OEM Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a factory-engineered flue and vent component designed for the Goodman \u003cstrong\u003eACEC800805CXAA\u003c\/strong\u003e furnace. This transition piece directs combustion byproducts from the heat exchanger collector toward the vent connector, maintaining the correct draft path and a safe, sealed flue route. Using the exact OEM part preserves the original venting geometry and gasket fit that aftermarket substitutes often miss.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eCategory: Flue \/ Vent Transition\u003c\/li\u003e\n\u003cli\u003eCompatible Model: ACEC800805CXAA\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (genuine OEM)\u003c\/li\u003e\n\u003cli\u003eFunction: Bottom chimney\/flue transition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman part is stamped to the original dimensions and clearances, so it seats correctly against the heat exchanger and vent without gaps. Generic alternatives may require trimming or extra sealing and risk improper draft. For a safety-critical venting part, OEM is the recommended choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate.\u003c\/strong\u003e Requires powering down the furnace, removing the vent connector, and resealing the transition. Recommended for experienced DIYers or an HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032298406259,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208777587,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_deecce83-5b95-4a94-b1b0-4f8a4f800507.jpg?v=1782947188"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec800805cxab-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC800805CXAB — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman 0128F00006 is a genuine OEM chimney transition bottom — a flue\/vent component for the \u003cstrong\u003eACEC800805CXAB\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. This sheet-metal transition connects the furnace's draft hood or induced-draft outlet to the vent connector, channeling combustion byproducts toward the chimney. A correctly fitted transition maintains proper draft and a sealed flue path, which is essential for safe venting and protection against carbon-monoxide spillage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Connects furnace outlet to vent connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e ACEC800805CXAB and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eVenting geometry matters. The \u003cstrong\u003eOEM 0128F00006\u003c\/strong\u003e matches the exact flange and outlet dimensions of your furnace, ensuring a tight, gap-free connection. A generic or fabricated transition may not seal correctly, risking flue-gas leakage and improper draft. For any combustion-venting part, OEM fit is worth the small premium.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e Remove the old transition, fit the replacement, and secure with sheet-metal screws and high-temp foil tape or approved sealant. Verify proper draft with the furnace running. Plan for 20–30 minutes. Always confirm there is no flue-gas spillage at the draft hood after install.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032298897779,"sku":"0128F00006-GEN","price":12.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208810355,"sku":"0128F00006","price":16.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_182d1c8b-3502-4bf9-bff3-0b318f47b367.jpg?v=1782947190"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec801005cxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC801005CXAA — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component that adapts the furnace heat exchanger outlet to the chimney or vent connector on the \u003cstrong\u003eACEC801005CXAA\u003c\/strong\u003e and other compatible Goodman\/Amana gas furnaces. This sheet-metal transition channels hot combustion gases safely from the furnace into the venting system, maintaining proper draft and a sealed exhaust path.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: Chimney \/ flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eOEM part number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACEC801005CXAA and compatible models\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated\/galvanized steel for high-temp exhaust service\u003c\/li\u003e\n\u003cli\u003eProfile: Factory-stamped for an exact venting alignment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM transition is stamped to match the furnace cabinet and vent connector dimensions exactly, so it seals without gaps or field fabrication. Generic sheet-metal substitutes usually require cutting, crimping, and extra sealant, and a poor fit risks flue-gas leakage. The OEM 0128F00006 drops in for a clean, code-compliant exhaust path.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate.\u003c\/strong\u003e The transition is typically secured with sheet-metal screws once the old piece is removed. Power and gas should be off during service, and all flue joints must be sealed and draft-tested afterward. Because it carries combustion gases, verify proper draft before returning the unit to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032299159923,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208843123,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_c84513d4-3f17-4e1c-b131-e0af7227c74a.jpg?v=1782947192"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acec801005cxab-0128f00006","title":"Goodman Chimney Transition Bottom for ACEC801005CXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is the genuine OEM flue-vent transition piece that channels combustion byproducts from the \u003cstrong\u003eACEC801005CXAB\u003c\/strong\u003e furnace's collector\/draft hood up into the chimney connector. Its correct geometry maintains proper draft and venting so flue gases exit safely. A rusted, crushed, or ill-fitting transition can restrict draft, spill combustion gases, and trip the rollout or pressure switch.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Routes flue gas from furnace to vent connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Corrosion-resistant coated steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Goodman ACEC801005CXAB and related furnace models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 0128F00006 is formed to the exact flange and outlet dimensions of this furnace so it seals and aligns without modification. Generic sheet-metal substitutes rarely match the draft path, risking leaks at the joints. For a venting component, a precise OEM fit is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5).\u003c\/strong\u003e Power down the furnace, remove the screws securing the old transition, fit the OEM replacement, and reseal all joints. \u003cstrong\u003eSafety:\u003c\/strong\u003e confirm proper draft and test for flue-gas spillage with a CO meter after installation — vent work should be verified by a qualified technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032299422067,"sku":"0128F00006-GEN","price":10.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208875891,"sku":"0128F00006","price":14.23,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_b58e6bcd-7e3f-46d0-a921-aad14bc894eb.jpg?v=1782947194"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800403anaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACES800403ANAA — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006\u003c\/strong\u003e is the bottom chimney transition piece used in the venting assembly of \u003cstrong\u003eACES800403ANAA\u003c\/strong\u003e gas furnaces. This sheet-metal transition seats between the furnace flue collar and the vent connector, directing combustion byproducts safely into the chimney or vent pipe. A correctly fitted transition maintains proper draft and prevents flue-gas spillage into the living space.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart type:\u003c\/strong\u003e Chimney \/ flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM part number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Gas furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary fitment:\u003c\/strong\u003e ACES800403ANAA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a genuine \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e component engineered to the original flue geometry, so it aligns with factory gasket and clearance specs. Generic or fabricated transitions can leave gaps that disrupt draft and create a carbon-monoxide hazard — for a venting part we strongly recommend OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate.\u003c\/strong\u003e Replacement requires removing the existing vent connector, fitting the new transition, and re-sealing joints with approved high-temp tape or sealant. Always shut off gas and power first, and verify proper draft after reassembly. If you are not comfortable working on flue venting, use a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032431575411,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208908659,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_8f91b979-58ac-448a-853d-9b89cd7427a9.jpg?v=1782947195"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800403axaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACES800403AXAA — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006\u003c\/strong\u003e chimney transition bottom is the sheet-metal flue-vent component that channels combustion byproducts from the furnace heat exchanger out toward the vent connector on the Goodman\/Amana \u003cstrong\u003eACES800403AXAA\u003c\/strong\u003e and compatible 80% AFUE gas furnaces. A correctly seated transition maintains proper draft and a sealed flue path, preventing dangerous flue-gas spillage into the equipment cabinet.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: Flue \/ vent transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eFits: Goodman \u0026amp; Amana ACES800403AXAA and compatible 80% furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated\/galvanized furnace-grade steel\u003c\/li\u003e\n\u003cli\u003ePart type: Venting component\u003c\/li\u003e\n\u003cli\u003ePosition: Bottom transition at heat-exchanger collector box\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003egenuine OEM Goodman\u003c\/strong\u003e transition is stamped to the exact contour and dimensions of your furnace's collector box and vent outlet. Generic flat stock or universal fittings rarely seal correctly against the factory gasketing, which can create draft and condensation problems. The OEM part bolts in with no fabrication required.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — Involves removing the existing vent connection, swapping the transition, and re-sealing the flue path. Because it is part of the combustion venting system, a licensed HVAC technician should verify draft and check for spillage after installation. Plan 30–45 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032432001395,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208941427,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_1529a795-d92b-4ec7-b244-60ddae728407.jpg?v=1782947198"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800603anaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACES800603ANAA — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component for the ACES800603ANAA furnace and compatible Goodman\/Amana models. This transition piece couples the furnace's flue collector to the vent connector, channeling combustion byproducts toward the chimney or vent system. A properly fitted transition is essential for correct draft, safe venting of carbon monoxide, and meeting clearance and code requirements.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney\/flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eFunction: Routes combustion gases from furnace to vent\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACES800603ANAA and compatible furnace models\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas furnace venting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003egenuine Goodman OEM\u003c\/strong\u003e transition is stamped to the exact dimensions and gauge of the original, so it seals cleanly to the flue collector and vent pipe. Generic or fabricated substitutes risk gaps, leaks, and improper draft — a serious combustion-safety concern. OEM fit is the safe choice for any venting component.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Requires removing the existing transition, sealing the new piece with high-temp sealant or approved tape, and re-securing fasteners. Always perform a draft\/spillage and combustion check after reassembly. If unsure, have a licensed HVAC technician verify the venting.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032432460147,"sku":"0128F00006-GEN","price":29.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208974195,"sku":"0128F00006","price":38.94,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_f0df64da-bd07-47a1-822c-3bc5bee9d0f8.jpg?v=1782947199"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800603axaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACES800603AXAA — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006\u003c\/strong\u003e is a genuine OEM chimney transition bottom for the \u003cstrong\u003eACES800603AXAA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. This stamped vent component forms the lower transition between the furnace flue collector and the vent pipe \/ chimney connector, directing combustion byproducts safely out of the cabinet. A rusted, warped, or missing transition can leak flue gases or break the proper draft path — replacing it with the factory part keeps venting sealed and code-compliant.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComponent: Chimney \/ flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eMaterial: Aluminized steel\u003c\/li\u003e\n\u003cli\u003eFunction: Connects flue collector box to vent connector\u003c\/li\u003e\n\u003cli\u003eFits: ACES800603AXAA and related Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part #: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003egenuine OEM\u003c\/strong\u003e transition matches the furnace's flue opening dimensions and bolt pattern exactly, ensuring a leak-free seal. Generic or fabricated substitutes rarely line up correctly and risk flue-gas spillage. For a venting part, OEM fit is essential to safe operation.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Power down the furnace, remove the screws securing the existing transition, transfer any gasket\/sealant, and fasten the replacement. Roughly 20 minutes. Confirm a tight seal and proper draft before returning the furnace to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032432984435,"sku":"0128F00006-GEN","price":16.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209006963,"sku":"0128F00006","price":22.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_21a291e3-9fa1-4c24-8fcd-39bc3c3050fa.jpg?v=1782947202"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800804bxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACES800804BXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component for \u003cstrong\u003eACES800804BXAA\u003c\/strong\u003e gas furnaces and compatible Goodman\/Amana 80% AFUE models. This sheet-metal transition routes combustion byproducts from the furnace's induced-draft outlet into the vent\/chimney connector, maintaining a proper sealed path for safe exhaust. A corroded, dented, or mis-sealed transition can cause flue-gas leakage, condensation damage, and pressure-switch faults. Replacing it with the correct OEM piece restores a leak-free venting connection.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: Chimney \/ flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eMaterial: Corrosion-resistant galvanized\/aluminized steel\u003c\/li\u003e\n\u003cli\u003eApplication: Induced-draft furnace vent transition\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACES800804BXAA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine \u003cstrong\u003eOEM Goodman transition\u003c\/strong\u003e is formed to the exact dimensions and flange pattern of the original, so it lines up cleanly with the inducer outlet and vent connector. Generic or field-fabricated pieces rarely seal correctly and can introduce dangerous flue leaks. For a venting component, OEM fit is essential for safety.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Shut off power and gas, disconnect the vent connector, remove the sheet-metal screws, and replace the transition. Reseal all joints with approved high-temp sealant and verify proper draft. Best performed by an HVAC technician with combustion-safety testing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032433377651,"sku":"0128F00006-GEN","price":21.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209039731,"sku":"0128F00006","price":28.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_051dbe82-d446-4916-aba3-535d8cbdfce8.jpg?v=1782947204"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800805cxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACES800805CXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component engineered for the \u003cstrong\u003eACES800805CXAA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This transition piece seats at the base of the vent collector to channel combustion byproducts cleanly into the flue, maintaining proper draft and a sealed exhaust path. A correctly fitted transition is critical for safe venting and consistent furnace operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Chimney transition bottom (flue\/vent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e ACES800805CXAA and compatible Goodman furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Gas furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Formed sheet metal, factory-spec dimensions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eUnlike universal aftermarket vent pieces, this \u003cstrong\u003egenuine OEM Goodman\u003c\/strong\u003e transition matches the original collector box geometry exactly — no trimming, gapping, or improvised sealing. Generic substitutes often leak at the seam or restrict draft, which can trigger pressure-switch faults or unsafe spillage. The OEM part restores factory venting performance and protects your furnace warranty.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e Replacement requires removing the furnace front panels, disconnecting the existing transition, and resealing the new piece with high-temp furnace sealant or factory gaskets. Allow 30–45 minutes. Always shut off gas and power before servicing, and verify proper draft after install. If you are unsure about combustion venting, consult a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032433770867,"sku":"0128F00006-GEN","price":14.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209072499,"sku":"0128F00006","price":19.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_e8ceb7f5-c271-4771-b951-289bdc2b6be1.jpg?v=1782947206"},{"product_id":"oem-goodman-chimney-transition-bottom-aces801005cxaa-0128f00006","title":"Goodman Chimney Transition Bottom ACES801005CXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component for \u003cstrong\u003eACES801005CXAA\u003c\/strong\u003e gas furnaces. This transition piece directs combustion gases from the heat exchanger collector box into the vent connector, forming a sealed pathway to the chimney. A corroded or warped transition can leak flue products into the equipment space, so a properly fitted OEM part is critical for safe venting.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Chimney \/ vent transition (bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Routes flue gases from collector box to vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Goodman\/Amana ACES801005CXAA furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Corrosion-resistant flue-grade metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Genuine Goodman OEM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 0128F00006\u003c\/strong\u003e is formed to mate exactly with the ACES801005CXAA collector box and vent. Generic or fabricated transitions risk poor seals and improper draft. For any flue-gas-carrying component, OEM fit is the safe choice.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall Difficulty:\u003c\/strong\u003e Moderate (3\/5). Requires removing the existing transition and resealing the flue connections. Shut off gas and power, and perform a combustion\/draft check after installation. Professional installation recommended.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032434098547,"sku":"0128F00006-GEN","price":14.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208449907,"sku":"0128F00006","price":19.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006.jpg?v=1782947168"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc800603bxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC800603BXAA — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe 0128F00006 is the genuine Goodman chimney transition bottom designed for the \u003cstrong\u003eACVC800603BXAA\u003c\/strong\u003e 80% AFUE gas furnace and compatible Goodman\/Amana variable-speed models. This sheet-metal transition seats at the base of the flue collector box and directs combustion byproducts into the vent connector, maintaining the proper draft and seal the furnace was engineered for. Using the exact OEM part keeps your venting code-compliant and avoids the gaps and rattles that aftermarket fabrications can introduce.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e ACVC800603BXAA (Goodman\/Amana gas furnace)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Coated furnace-grade steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Combustion vent \/ flue path\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman OEM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a factory Goodman component — a direct, drop-in replacement with the correct flange geometry and bolt pattern. Generic transitions often require trimming and extra sealant to fit, which risks flue leaks. For a venting component, OEM fit is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1 of 5).\u003c\/strong\u003e Replacement takes most homeowners 15–30 minutes with a nut driver and a screwdriver. Always shut off gas and power first, and inspect the vent connection for proper draft after reassembly. If you are unsure about combustion venting, have a licensed HVAC technician verify the install.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032450089331,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209105267,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_b650a89f-0092-4e42-8ee7-d82567a19f5b.jpg?v=1782947208"},{"product_id":"oem-goodman-flue-chimney-transition-bottom-for-acvc800603bxab-0128f00006","title":"Goodman Flue Chimney Transition Bottom for ACVC800603BXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue component for ACVC800603BXAB gas furnaces. This sheet-metal transition routes flue products from the furnace's induced-draft outlet into the vent\/chimney connector, maintaining the correct draft path and clearances. A corroded or ill-fitting transition can leak combustion gases or disrupt draft, so an exact-fit replacement matters.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003ePart Type: Chimney \/ Flue Transition Bottom\u003c\/li\u003e\n\u003cli\u003eFunction: Flue gas vent routing\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated furnace-grade sheet metal\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas Furnace\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman\u003c\/li\u003e\n\u003cli\u003ePrimary Fit: ACVC800603BXAB\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 0128F00006 is formed to the exact flange pattern, depth, and outlet diameter of this Goodman furnace, so it bolts up flush and seals cleanly. Generic transitions often require cutting or shimming, risking flue gas leakage. For venting components tied to CO safety, OEM is recommended.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5)\u003c\/strong\u003e — Shut off power and gas, remove the existing transition fasteners, transfer any gaskets, and secure the new transition with the original screws. Confirm a tight, leak-free flue connection before operating.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032450417011,"sku":"0128F00006-GEN","price":14.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048245182835,"sku":"0128F00006","price":19.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_5db2437a-2b8f-4f22-9f84-83360d87a5ff.jpg?v=1782948503"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc800803bxaa-furnace-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC800803BXAA Furnace — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006\u003c\/strong\u003e is a genuine OEM chimney transition bottom for \u003cstrong\u003eACVC800803BXAA\u003c\/strong\u003e gas furnaces and compatible models. This flue\/vent component channels combustion gases from the furnace collector into the vent connector, maintaining proper draft and a sealed flue path. A corroded or warped transition can leak flue gases or disrupt draft, so a correct-fit replacement is essential to safe venting.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney \/ flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003eFunction: Flue gas vent connection\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (OEM)\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas furnace\u003c\/li\u003e\n\u003cli\u003eFits: ACVC800803BXAA and compatible models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003egenuine Goodman OEM\u003c\/strong\u003e transition is stamped to match this furnace's collector box and vent dimensions exactly, ensuring a leak-free seal. Generic or fabricated parts rarely match the flange pattern and may compromise the venting seal. OEM is the recommended choice for any flue component.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e About 30–45 minutes for a qualified technician. Power down, disconnect the vent connector, remove fasteners, install the replacement with new gasket\/sealant as required, and perform a combustion\/draft check before returning to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032450711923,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209138035,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_e81e4294-0b19-44cd-b5c2-b9e43273e5ed.jpg?v=1782947210"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc800803bxab-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC800803BXAB — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman 0128F00006 is a genuine OEM chimney transition bottom — the sheet-metal flue collar that channels combustion exhaust from the furnace into the vent connector on the Goodman\/Amana \u003cstrong\u003eACVC800803BXAB\u003c\/strong\u003e gas furnace. A corroded, warped, or missing transition lets flue gases leak into the cabinet and compromises draft, so a clean OEM-fit piece is essential for safe, code-compliant venting.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney \/ flue transition bottom (vent collar)\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized \/ aluminized steel\u003c\/li\u003e\n\u003cli\u003eFunction: Routes combustion exhaust to vent connector\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana ACVC800803BXAB furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 0128F00006 is stamped to the exact bend, flange, and bolt-hole pattern of the furnace's draft hood opening, ensuring a tight, leak-free seal. Universal flue parts often require trimming or extra sealant and can leave gaps that disrupt draft or vent CO. For a flue-gas component, OEM fit is the correct choice.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Easy to Moderate\u003c\/strong\u003e — Typically 20–30 minutes. Power down the furnace, disconnect the vent connector, remove the old transition's screws, seat the new 0128F00006, fasten, and seal per code with approved high-temp materials. Verify proper draft and perform a combustion\/CO check before restoring service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032451039603,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209170803,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_c8c1c617-3a17-4801-8521-29b980c610e2.jpg?v=1782947212"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc800805cxaa-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC800805CXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component for \u003cstrong\u003eGoodman ACVC800805CXAA\u003c\/strong\u003e gas furnaces. This sheet-metal transition piece connects the furnace's induced-draft outlet to the vent \/ chimney connector, channeling combustion byproducts safely out of the home. A corroded or warped transition can leak flue gases or disrupt draft — replacing it with the factory part maintains a proper, sealed vent path.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Coated furnace-grade sheet metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Routes flue gas from draft inducer to vent connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e ACVC800805CXAA and compatible ACVC80 series furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003egenuine OEM Goodman transition\u003c\/strong\u003e is stamped to match the exact bolt pattern and outlet dimensions of your furnace cabinet. Generic or fabricated transitions rarely seal correctly, risking flue-gas leakage and draft problems. For a venting component, OEM fit is strongly recommended.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate.\u003c\/strong\u003e Power down the furnace, detach the vent connector, remove the mounting screws, and swap in the new transition with fresh high-temp sealant where required. Confirm proper draft and check for spillage at the draft hood after restart.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032451858803,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209203571,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_c30da63a-941f-4afc-8e0d-aa9e56c4cd31.jpg?v=1782947214"},{"product_id":"oem-goodman-chimney-transition-bottom-flue-vent-for-acvc800805cxab-0128f00006","title":"Goodman Chimney Transition Bottom Flue Vent for ACVC800805CXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component for the \u003cstrong\u003eACVC800805CXAB\u003c\/strong\u003e gas furnace. This transition piece routes combustion byproducts from the furnace's induced-draft outlet into the venting system, maintaining a proper seal and draft path. A damaged, corroded, or ill-fitting transition can allow flue-gas leakage and trip the pressure switch.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Chimney \/ Flue Transition (Bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e ACVC800805CXAB (and compatible Goodman furnaces)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized \/ aluminized steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Vent connection and draft transition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eAs a factory \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e part, the 0128F00006 matches the exact dimensions and flange pattern of your furnace's vent outlet. Aftermarket transitions often require trimming or extra sealant and can compromise the draft seal. For venting integrity and code compliance, OEM is recommended.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate\u003c\/strong\u003e — Typically secured with sheet-metal screws and high-temp sealant. Power down the furnace, disconnect the existing transition, and confirm a tight, leak-free seal. A combustion\/draft check after install is advised.\u003c\/p\u003e\u003cp\u003eVerify fitment against your furnace model and serial number before purchasing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032452252019,"sku":"0128F00006-GEN","price":11.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208482675,"sku":"0128F00006","price":15.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_4199e6f8-5c25-4bec-8438-7962e61e7709.jpg?v=1782947170"},{"product_id":"oem-goodman-chimney-transition-bottom-flue-vent-for-acvc801005-0128f00006","title":"Goodman Chimney Transition Bottom Flue Vent for ACVC801005 — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe 0128F00006 is a genuine OEM Goodman chimney transition bottom designed for the \u003cstrong\u003eACVC801005CXAA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. This sheet-metal flue-vent component forms the bottom transition between the furnace's induced-draft outlet and the vent connector \/ chimney, channeling combustion products safely out of the cabinet. A rusted or deformed transition leaks flue gas and disrupts draft, so an exact-fit OEM replacement is essential for safe venting.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eType: Chimney transition bottom \/ flue vent connector\u003c\/li\u003e\n\u003cli\u003eCompatible Model: ACVC801005CXAA (and related Goodman 80% AFUE furnaces)\u003c\/li\u003e\n\u003cli\u003eMaterial: Corrosion-resistant galvanized steel\u003c\/li\u003e\n\u003cli\u003eApplication: Draft-inducer-to-vent flue transition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM transition is formed to Goodman's exact cabinet cutout and draft geometry, so it bolts up flush and maintains the designed venting path. Generic or fabricated transitions rarely match the flange pattern and can create leaks or draft problems that trip the pressure switch. For a code-compliant venting repair, use the genuine OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Power down the furnace, remove fasteners securing the old transition, and install the replacement with proper gasketing\/sealant. Verify draft and check for flue-gas leakage with a combustion analyzer after install. Best handled by an HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032452546931,"sku":"0128F00006-GEN","price":12.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208515443,"sku":"0128F00006","price":16.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_96188715-ce28-45d4-aff1-8edcbebb5923.jpg?v=1782947172"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc801005cxab-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC801005CXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component that channels combustion gases from the furnace's vent outlet into the chimney connector on the \u003cstrong\u003eACVC801005CXAB\u003c\/strong\u003e furnace. A properly fitted transition ensures a sealed, leak-free flue path — critical for safe venting of carbon monoxide and other combustion byproducts away from the living space.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney transition \/ vent collar (bottom section)\u003c\/li\u003e\n\u003cli\u003eFunction: Connects furnace flue outlet to chimney connector\u003c\/li\u003e\n\u003cli\u003eMaterial: Furnace-grade sheet metal\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman \/ Amana OEM\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003ePrimary fit: ACVC801005CXAB furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e transition is stamped to the exact dimensions of this furnace's vent outlet for a tight, gap-free fit. Universal or fabricated alternatives often require shimming or extra sealant and can leave gaps that compromise draft and venting safety.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eInstallation involves removing the existing transition, fitting the OEM part, and sealing\/fastening the flue connection — roughly 20–40 minutes. \u003cstrong\u003eAllow the furnace to cool and shut off power before servicing.\u003c\/strong\u003e Because this is a combustion-venting component, confirm proper draft and check for flue gas leaks; have a licensed technician verify if you are unsure.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032452841843,"sku":"0128F00006-GEN","price":34.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209236339,"sku":"0128F00006","price":45.44,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_38a65dbf-d0f4-4830-b4fe-faea840153b6.jpg?v=1782947216"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80603bxbc-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80603BXBC — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is the genuine OEM venting component for the \u003cstrong\u003eACVC80603BXBC\u003c\/strong\u003e 80% AFUE two-stage gas furnace. This stamped sheet-metal transition seats at the base of the flue collector box and channels combustion byproducts into the chimney\/vent connector, maintaining the correct draft path the furnace was engineered for. Using the factory part preserves the original flue geometry and clearances so your venting stays code-compliant and leak-free.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart type:\u003c\/strong\u003e Chimney\/flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM part number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits model:\u003c\/strong\u003e ACVC80603BXBC and matching Goodman 80% AFUE furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Corrosion-resistant galvanized steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Routes flue gas from collector box to vent connector\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e The genuine Goodman transition is dimensionally matched to the ACVC80603BXBC flue box and gasket pattern. Aftermarket substitutes often differ in flange spacing or depth, which can cause draft leaks, condensate pooling, or a failed inspection. For a combustion-venting part, exact fit is a safety matter — OEM is strongly recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall difficulty:\u003c\/strong\u003e Moderate — requires removing the existing transition, transferring or replacing the flue gasket, and confirming a tight, sealed connection. Furnace flue work should be performed by a qualified HVAC technician, and a combustion\/draft check is recommended after reassembly.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032453103987,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209301875,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_7ed2d347-8985-4bba-878c-485c40eab222.jpg?v=1782947218"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80603bxbd-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80603BXBD — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component engineered for the \u003cstrong\u003eACVC80603BXBD\u003c\/strong\u003e 80% AFUE gas furnace. It forms the lower transition between the furnace flue collar and the vent connector, maintaining proper draft and a sealed path for combustion byproducts. A warped, rusted, or cracked transition is a common cause of vent leaks and nuisance pressure-switch trips.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Type: Chimney \/ vent transition bottom\u003c\/li\u003e\n\u003cli\u003eCompatibility: Goodman ACVC80603BXBD and related 80% AFUE furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized steel for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eFit: Direct OEM replacement — no modification required\u003c\/li\u003e\n\u003cli\u003eApplication: Category I atmospheric venting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur OEM Goodman transition is dimensionally identical to the original, ensuring a leak-free seal at the flue collar. Universal generic transitions often require field cutting or extra sealant and can alter draft characteristics. For a safe, code-compliant vent connection, the OEM part is the recommended choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate.\u003c\/strong\u003e Requires shutting off gas and power, disconnecting the vent connector, and resealing the joint. Approximately 30–45 minutes. We recommend a qualified HVAC technician verify proper draft after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032453693811,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209367411,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_3b20b486-5b8e-4f10-a65b-e231c25e105b.jpg?v=1782947220"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80603bxca-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80603BXCA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component engineered for the \u003cstrong\u003eACVC80603BXCA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. This transition piece forms the lower connection between the furnace flue collar and the venting system, ensuring a tight, properly aligned path for combustion byproducts. A correctly seated transition is essential for safe draft and code-compliant venting.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e ACVC80603BXCA and compatible Goodman furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Coated steel for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Gas furnace flue\/vent assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is the \u003cstrong\u003egenuine OEM Goodman part\u003c\/strong\u003e, manufactured to the exact dimensions and gauge specified for your furnace. Generic transitions often vary in flange size and collar diameter, leading to gaps, draft issues, and time-consuming field modifications. Choosing OEM guarantees a drop-in fit and preserves your equipment warranty.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Replacement is a straightforward mechanical swap requiring basic hand tools. Always shut off gas and power before servicing, and confirm proper draft after installation. Professional installation is recommended for any combustion-venting work.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032454054259,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209400179,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_70071803-ac43-4f84-8b04-9d96e49e0ccc.jpg?v=1782947222"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80803bxbc-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80803BXBC — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is the genuine OEM vent component for the \u003cstrong\u003eACVC80803BXBC\u003c\/strong\u003e gas furnace. This transition piece seals the bottom of the flue collector to the chimney connector, maintaining proper draft and combustion-gas routing. A correct, leak-free transition is essential for safe venting, so always replace a corroded or damaged piece with the exact factory part.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Goodman part number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eComponent type: Chimney \/ flue vent transition (bottom)\u003c\/li\u003e\n\u003cli\u003eCompatible model: ACVC80803BXBC and matching Goodman\/Amana 80% furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated steel for high-temperature flue service\u003c\/li\u003e\n\u003cli\u003eApplication: Combustion venting \/ flue gas path\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM\u003c\/strong\u003e 0128F00006 is dimensionally matched to the factory flue collector for a gap-free, code-compliant seal. \u003cstrong\u003eGeneric\u003c\/strong\u003e transition pieces may require trimming, gasketing, or sealant and risk improper draft. For a combustion-vent part, OEM fitment is strongly recommended.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy–Moderate (2\/5).\u003c\/strong\u003e A basic hand-tool replacement, but combustion venting is safety-critical — verify draft and check for flue gas leaks after installation, or have a licensed HVAC technician perform the work.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032454578547,"sku":"0128F00006-GEN","price":12.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209432947,"sku":"0128F00006","price":16.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_3bc05fea-2ca7-440d-afb3-71039b462692.jpg?v=1782947224"},{"product_id":"oem-goodman-chimney-transition-bottom-flue-vent-for-acvc80803bxbd-0128f00006","title":"Goodman Chimney Transition Bottom Flue Vent for ACVC80803BXBD — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component designed for the Goodman \u003cstrong\u003eACVC80803BXBD\u003c\/strong\u003e 80% AFUE gas furnace and compatible Goodman\/Amana models. This transition piece channels combustion byproducts from the furnace's induced-draft system into the chimney or vent connector, maintaining proper draft and a sealed venting path. A damaged or corroded transition can cause flue gas leaks, draft problems, and pressure-switch faults.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Chimney Transition (Bottom)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Flue \/ Vent gas routing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e ACVC80803BXBD and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized \/ aluminized steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Direct-fit OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis OEM transition is stamped to the exact dimensions and flange pattern of the ACVC80803BXBD cabinet and induced-draft outlet. Generic sheet-metal substitutes rarely match the mounting holes or gasket surfaces, risking flue leaks and improper draft. For a venting component that carries combustion gases, an exact OEM fit is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — Requires removing the existing transition, cleaning sealing surfaces, and re-sealing to prevent flue gas leakage. Because it involves combustion venting, replacement is best handled by a qualified HVAC technician who can verify draft after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032455332211,"sku":"0128F00006-GEN","price":11.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048208548211,"sku":"0128F00006","price":15.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_643b58e8-4c37-4099-9229-5cbf98061dcc.jpg?v=1782947174"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80803bxca-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80803BXCA — 0128F00006","description":"\u003ch2\u003eOEM Goodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman 0128F00006 is a genuine OEM chimney transition bottom for the \u003cstrong\u003eACVC80803BXCA\u003c\/strong\u003e 80% AFUE gas furnace and compatible Goodman\/Amana models. This sheet-metal flue\/vent component channels combustion gases from the furnace's induced-draft outlet into the vent connector, maintaining a proper sealed draft path. A corroded, missing, or poorly fitted transition allows flue gas leakage and disrupts venting — a safety concern that can lead to carbon monoxide spillage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney \/ flue vent transition (bottom)\u003c\/li\u003e\n\u003cli\u003eFunction: Combustion gas routing to vent connector\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACVC80803BXCA and compatible furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated furnace-grade steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e transition matches the exact dimensions and flange pattern of your furnace cabinet for a leak-free seal. Our \u003cstrong\u003egeneric equivalent\u003c\/strong\u003e offers a budget-friendly fit for out-of-warranty repairs. Both support safe, code-compliant venting when installed correctly.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5).\u003c\/strong\u003e Disconnect power, remove the existing transition, and seat the new part with the original screws and high-temp sealant. Confirm a tight seal and verify proper draft after reassembly. When in doubt about venting, consult a licensed technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032456216947,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209760627,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_686c98b3-7d79-41ae-961c-466ce62ca8ee.jpg?v=1782947226"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80805cxbc-furnace-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80805CXBC Furnace — 0128F00006","description":"\u003cp\u003eThe Goodman 0128F00006 is a genuine OEM chimney transition bottom for the Goodman\/Amana ACVC80805CXBC gas furnace. This flue-vent component channels combustion byproducts from the furnace's vent outlet into the chimney connector, maintaining proper draft and a sealed flue path. A correctly fitted transition is critical for safe venting of carbon monoxide and other flue gases away from the living space.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney \/ flue transition (bottom)\u003c\/li\u003e\n\u003cli\u003eFunction: Combustion exhaust venting\u003c\/li\u003e\n\u003cli\u003eMaterial: Furnace-grade metal flue component\u003c\/li\u003e\n\u003cli\u003eCompatibility: Goodman\/Amana ACVC80805CXBC and related furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 0128F00006 is formed to the exact dimensions of your furnace's vent outlet for a tight, leak-free seal. Generic or fabricated transitions risk gaps that compromise draft and allow flue-gas leakage. For venting safety, OEM is the recommended choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Involves disconnecting and resealing the vent connection. A combustion and draft check is advised after installation. Recommended for a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032456577395,"sku":"0128F00006-GEN","price":16.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209793395,"sku":"0128F00006","price":22.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_e1def25c-e774-4ba7-8fb8-aa8f173e079e.jpg?v=1782947228"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80805cxbd-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80805CXBD — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component designed for the \u003cstrong\u003eACVC80805CXBD\u003c\/strong\u003e 80% AFUE gas furnace and related Goodman\/Amana models. This transition piece connects the furnace's induced-draft outlet to the chimney\/vent pipe, channeling combustion byproducts safely out of the home. A corroded, cracked, or ill-fitting transition can leak flue gases and compromise draft.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eCategory: Flue \/ Vent transition\u003c\/li\u003e\n\u003cli\u003ePosition: Bottom transition section\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACVC80805CXBD and select Goodman\/Amana 80% furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: Coated\/galvanized steel\u003c\/li\u003e\n\u003cli\u003eType: OEM factory replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eVenting components must match the furnace's outlet geometry exactly to maintain a sealed, code-compliant connection. The genuine Goodman 0128F00006 is stamped to the original dimensions so it seats cleanly without gaps. Generic or fabricated alternatives risk poor sealing and flue-gas leakage — a safety hazard. OEM is strongly recommended for any combustion-venting part.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — Involves accessing the vent connection, removing the old transition, and sealing the replacement. Because it handles combustion gases, a CO check and draft verification should follow installation. Best performed by a qualified HVAC technician.\u003c\/p\u003e\u003cp\u003eConfirm fitment against your furnace model before ordering. Shut off power and gas before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032457068915,"sku":"0128F00006-GEN","price":11.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209826163,"sku":"0128F00006","price":15.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_39ff6541-c84c-418a-9f70-0664d10c1463.jpg?v=1782947229"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc80805cxca-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC80805CXCA — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component engineered for the \u003cstrong\u003eACVC80805CXCA\u003c\/strong\u003e 80% AFUE gas furnace. This transition piece directs combustion byproducts from the heat exchanger into the flue\/vent system, maintaining the correct draft path and proper clearances for safe, code-compliant operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Chimney \/ flue transition bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Model:\u003c\/strong\u003e ACVC80805CXCA (Goodman\/Amana furnace)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Flue \u0026amp; Vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized sheet metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Direct OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a \u003cstrong\u003efactory OEM\u003c\/strong\u003e part with exact dimensions and mounting holes that match the original furnace cabinet. Generic or universal venting transitions often require trimming or shimming and can compromise draft and flue clearances. For a safe, leak-free seal we recommend the OEM component.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate.\u003c\/strong\u003e Requires partial furnace disassembly and sheet-metal handling. Always shut off gas and power before service and verify proper draft after installation. Professional installation recommended.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032457363827,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209858931,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_966f7cb7-f082-43fe-acb1-3cc29d07bfd5.jpg?v=1782947231"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc81005cxbc-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC81005CXBC — 0128F00006","description":"\u003cp\u003eThe genuine Goodman \u003cstrong\u003e0128F00006\u003c\/strong\u003e chimney transition bottom is the OEM flue\/vent component for the \u003cstrong\u003eACVC81005CXBC\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This transition piece adapts the furnace's flue collar to the vent connector, channeling combustion byproducts away from the heat exchanger and out to the chimney or vent system. A correctly fitted transition maintains proper draft and prevents dangerous flue-gas spillage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eType: Chimney\/flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eFunction: Adapts furnace flue outlet to vent connector\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACVC81005CXBC and compatible 80% AFUE furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: Corrosion-resistant galvanized steel\u003c\/li\u003e\n\u003cli\u003eApplication: Natural-draft \/ induced-draft venting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM transition is formed to match your furnace cabinet's exact flue location and dimensions, ensuring a tight, properly sealed connection. A generic or fabricated piece can leave gaps that disrupt draft and allow exhaust leakage. For a flue component handling combustion gases, OEM fit and fitment integrity matter for safety.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eShut off power and gas and allow the flue to cool. Disconnect the vent connector, remove the old transition, and fit the replacement to the flue collar, securing with sheet-metal screws and sealing per code. After install, verify proper draft and check for spillage at the draft hood with the furnace running. Professional or code-compliant installation is recommended for venting work.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032457724275,"sku":"0128F00006-GEN","price":18.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209891699,"sku":"0128F00006","price":24.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_83b433c7-2c60-4c8c-b497-70c42e83a6d0.jpg?v=1782947233"},{"product_id":"oem-goodman-chimney-vent-transition-bottom-for-acvc81005cxbd-0128f00006","title":"Goodman Chimney Vent Transition Bottom for ACVC81005CXBD — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue-vent component for the \u003cstrong\u003eACVC81005CXBD\u003c\/strong\u003e gas furnace and compatible models. This galvanized transition connects the furnace's vent outlet to the chimney or vent pipe, channeling combustion byproducts safely out of the home. A proper-fitting transition is critical for maintaining draft and preventing flue-gas spillage into the living space.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Flue vent transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized steel\u003c\/li\u003e\n\u003cli\u003eFunction: Couples furnace vent outlet to chimney\/vent pipe\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACVC81005CXBD and compatible furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman OEM transition is stamped to the exact dimensions of your furnace's vent collar, ensuring a leak-free, draft-correct fit. Generic or fabricated transitions risk gaps and misalignment that can compromise venting. For a flue-gas component, OEM fit is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5)\u003c\/strong\u003e — Sheet-metal screws and fit-up at the vent outlet. Ensure all seams are sealed with approved foil tape or sealant and verify proper draft after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032458248563,"sku":"0128F00006-GEN","price":14.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048210022771,"sku":"0128F00006","price":19.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_0611afa1-e265-4ece-9cde-e51cc8512726.jpg?v=1782947241"},{"product_id":"oem-goodman-chimney-transition-bottom-for-acvc81005cxca-0128f00006","title":"Goodman Chimney Transition Bottom for ACVC81005CXCA — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is the genuine OEM flue\/vent component for the \u003cstrong\u003eACVC81005CXCA\u003c\/strong\u003e gas furnace. This transition piece connects the furnace heat exchanger outlet to the venting system, channeling combustion byproducts safely toward the chimney or flue. A properly fitted transition maintains correct draft, prevents flue gas spillage, and protects against condensation and corrosion at the vent connection.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 0128F00006\u003c\/li\u003e\n\u003cli\u003eType: Chimney transition bottom (flue\/vent)\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized steel\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ACVC81005CXCA gas furnace\u003c\/li\u003e\n\u003cli\u003eFunction: Connects heat exchanger outlet to venting system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOEM Goodman transitions match the exact flange pattern, dimensions, and gasket seat of your furnace, ensuring a leak-free seal. Generic or fabricated substitutes risk gaps that allow flue gas leakage — a safety hazard. For any venting component, the OEM part is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate\u003c\/strong\u003e — requires disconnecting the vent pipe and resealing the transition. Always verify draft and check for spillage with a combustion analyzer after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032458707315,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209924467,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_36d071d8-29a4-410e-a041-a3dfa0f5c309.jpg?v=1782947235"},{"product_id":"oem-goodman-chimney-transition-bottom-for-adsh800403axaa-0128f00006","title":"Goodman Chimney Transition Bottom for ADSH800403AXAA — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component for the \u003cstrong\u003eADSH800403AXAA\u003c\/strong\u003e furnace. This transition piece channels combustion products from the furnace's induced-draft outlet into the vent connector, maintaining the correct flue geometry for safe and efficient draft. A properly fitted transition prevents flue-gas leakage and supports reliable pressure-switch operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0128F00006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stamped sheet metal venting component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Flue gas transition \/ draft routing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman \/ Amana OEM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e ADSH800403AXAA furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis factory \u003cstrong\u003eOEM\u003c\/strong\u003e transition is dimensioned to match the furnace cabinet and vent collar exactly. Generic or fabricated substitutes risk gaps and misalignment that compromise the venting seal and combustion safety. For any flue component, OEM fit is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Requires removing the existing transition, sealing the new piece, and verifying the vent connection. Shut off power and gas first; confirm a tight, leak-free joint and proper draft after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032485904755,"sku":"0128F00006-GEN","price":29.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209957235,"sku":"0128F00006","price":38.94,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_9c2c0d87-7377-47e0-867d-d7bc4ca8ab55.jpg?v=1782947237"},{"product_id":"oem-goodman-chimney-transition-bottom-for-adsh800403axab-0128f00006","title":"Goodman Chimney Transition Bottom for ADSH800403AXAB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM venting component for the Goodman\/Amana \u003cstrong\u003eADSH800403AXAB\u003c\/strong\u003e gas furnace and compatible 80% AFUE models. This transition piece adapts the furnace's draft-hood\/vent outlet to the chimney connector, providing a properly sized, sealed pathway for flue gases to exit the heat exchanger and induced-draft system. A correctly fitted transition is essential for safe venting and proper draft.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney\/flue transition adapter (bottom)\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized sheet metal, OEM-formed\u003c\/li\u003e\n\u003cli\u003eFunction: Connects furnace vent outlet to chimney connector\u003c\/li\u003e\n\u003cli\u003eFits: Goodman ADSH800403AXAB and compatible 80% furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis transition is stamped to the exact dimensions of the furnace's vent collar, ensuring a tight, code-compliant connection with no gaps that could leak combustion byproducts. Field-fabricated or generic adapters often fit loosely and can compromise draft. For a flue-gas component, the genuine Goodman part is the safest choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty: Easy (2\/5)\u003c\/h3\u003e\u003cp\u003eWith power and gas off, remove the existing vent connection, fit the 0128F00006 transition to the furnace outlet, fasten with sheet-metal screws, and seal joints with high-temp foil tape or approved sealant per local code. Reconnect the chimney connector and confirm there are no gaps. Because this involves combustion venting, a draft and spillage check by a qualified technician is recommended after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032486330739,"sku":"0128F00006-GEN","price":6.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048209990003,"sku":"0128F00006","price":9.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-0128F00006_64c4bdc6-5e75-4b42-9e5f-32ddd21d334d.jpg?v=1782947239"},{"product_id":"oem-goodman-chimney-transition-bottom-for-aces800603axaa-0128f00006-1","title":"OEM Goodman Chimney Transition Bottom for ACES800603AXAA — 0128F00006","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006\u003c\/strong\u003e is a genuine OEM chimney transition bottom for the \u003cstrong\u003eACES800603AXAA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. This stamped vent component forms the lower transition between the furnace flue collector and the vent pipe \/ chimney connector, directing combustion byproducts safely out of the cabinet. A rusted, warped, or missing transition can leak flue gases or break the proper draft path — replacing it with the factory part keeps venting sealed and code-compliant.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComponent: Chimney \/ flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eMaterial: Aluminized steel\u003c\/li\u003e\n\u003cli\u003eFunction: Connects flue collector box to vent connector\u003c\/li\u003e\n\u003cli\u003eFits: ACES800603AXAA and related Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part #: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003egenuine OEM\u003c\/strong\u003e transition matches the furnace's flue opening dimensions and bolt pattern exactly, ensuring a leak-free seal. Generic or fabricated substitutes rarely line up correctly and risk flue-gas spillage. For a venting part, OEM fit is essential to safe operation.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Power down the furnace, remove the screws securing the existing transition, transfer any gasket\/sealant, and fasten the replacement. Roughly 20 minutes. Confirm a tight seal and proper draft before returning the furnace to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057130553715,"sku":"GOODMAN-0128F00006","price":11.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-GOODMAN-0128F00006_c1a7aa02-324d-4470-9f49-9477df4ad45d.jpg?v=1783394038"},{"product_id":"oem-goodman-chimney-transition-bottom-for-adsh800603axac-0128f00006","title":"OEM Goodman Chimney Transition Bottom for ADSH800603AXAC — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003e0128F00006\u003c\/strong\u003e is a genuine OEM chimney transition bottom that channels combustion byproducts from the furnace collar into the vent connector on the Goodman\/Amana \u003cstrong\u003eADSH800603AXAC\u003c\/strong\u003e and compatible models. This sheet-metal venting component is sized and flanged to mate precisely with the furnace's flue outlet, maintaining proper draft and a leak-free path for flue gases out of the heat exchanger area.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Chimney\/flue transition bottom section\u003c\/li\u003e\n\u003cli\u003eMaterial: Corrosion-resistant sheet metal\u003c\/li\u003e\n\u003cli\u003eFunction: Connects furnace flue collar to vent\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana ADSH800603AXAC and compatible furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine OEM 0128F00006 is stamped to the exact dimensions and flange pattern for this furnace cabinet, ensuring a tight, code-compliant vent connection. Field-fabricated or generic substitutes risk flue-gas leaks and improper draft — a carbon-monoxide hazard. OEM fit is the safe choice for venting.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2 of 3).\u003c\/strong\u003e Requires removing the existing transition, sealing joints per code, and verifying draft after reassembly. Cut power and let the furnace cool before servicing, and confirm proper venting with a combustion analyzer once restarted.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057130684787,"sku":"GOODMAN-0128F00006","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-GOODMAN-0128F00006_98bbf141-528b-4499-8f71-6561057d1692.jpg?v=1783394075"},{"product_id":"oem-goodman-chimney-transition-bottom-for-amec800603bxaa-0128f00006","title":"OEM Goodman Chimney Transition Bottom for AMEC800603BXAA — 0128F00006","description":"\u003ch2\u003eGoodman \/ Amana 0128F00006 Chimney Transition (Bottom)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e0128F00006\u003c\/strong\u003e is a genuine OEM chimney flue transition bottom for the Amana\/Goodman \u003cstrong\u003eAMEC800603BXAA\u003c\/strong\u003e gas furnace. This sheet-metal transition connects the furnace's induced-draft outlet to the vent\/chimney, routing combustion byproducts safely out of the home. A properly fitted, sealed transition is essential for correct draft and to prevent flue-gas leakage — a damaged, corroded, or ill-fitting transition can cause draft problems, condensation, and safety hazards.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComponent: Chimney\/flue transition, bottom section\u003c\/li\u003e\n\u003cli\u003eMaterial: Formed sheet metal\u003c\/li\u003e\n\u003cli\u003eFunction: Connects furnace flue outlet to venting\u003c\/li\u003e\n\u003cli\u003eOEM part number: 0128F00006\u003c\/li\u003e\n\u003cli\u003ePrimary fit: Amana\/Goodman AMEC800603BXAA furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 0128F00006\u003c\/strong\u003e is stamped to the exact factory geometry so it seats and seals correctly against the furnace cabinet and vent — the reliable choice for combustion venting. A \u003cstrong\u003egeneric or universal transition\u003c\/strong\u003e can be adapted for less money, but dimensional and gasket differences may require extra fabrication and sealing; for flue components, OEM fit is strongly preferred.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eRequires disconnecting the existing vent, removing fasteners, and installing the new transition with proper high-temperature sealant and secure connections. Because it involves combustion venting, we recommend a licensed HVAC technician verify draft and seal integrity after installation. Confirm the part number against your unit before ordering.\u003c\/p\u003e","brand":"Amana","offers":[{"title":"Default Title","offer_id":63057133142387,"sku":"GOODMAN-0128F00006","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-GOODMAN-0128F00006_9a06d20f-595a-4f01-884e-3f096b5981ed.jpg?v=1783758388"},{"product_id":"oem-goodman-chimney-transition-bottom-for-amh80803bnbb-0128f00006","title":"OEM Goodman Chimney Transition Bottom for AMH80803BNBB — 0128F00006","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/strong\u003e is a genuine OEM flue\/vent component for the \u003cstrong\u003eAMH80803BNBB\u003c\/strong\u003e 80% AFUE gas furnace and related Goodman\/Amana models. It forms the sealed bottom transition between the furnace flue collector box and the vent connector, directing combustion byproducts into the chimney or B-vent. A corroded, warped, or missing transition can allow flue-gas leakage and pull the venting out of code — making this an important safety and serviceability part during furnace repairs or re-vents.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: Chimney\/flue transition (bottom section)\u003c\/li\u003e\n\u003cli\u003eFits: Goodman \/ Amana AMH80803BNBB and compatible 80% AFUE furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: OEM-spec galvanized steel\u003c\/li\u003e\n\u003cli\u003eFunction: Seals flue collector to vent connector for proper draft\u003c\/li\u003e\n\u003cli\u003eType: Direct-fit OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is the \u003cstrong\u003egenuine Goodman OEM transition (0128F00006)\u003c\/strong\u003e, dimensioned to seat and seal against the factory collector box. Generic sheet-metal substitutes rarely match the flange geometry, leading to gaps that require extra sealing and can compromise draft. For a vent path carrying carbon monoxide, the exact-fit OEM part is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate — 2 of 5.\u003c\/strong\u003e Typically secured with sheet-metal screws and high-temp flue sealant. Shut off gas and power, remove the old transition, dry-fit the new one, then screw and seal per code. Verify proper draft after reassembly. A carbon-monoxide check is recommended after any flue work.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057135403379,"sku":"GOODMAN-0128F00006","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-GOODMAN-0128F00006_6ec01eac-19c8-4633-8e93-77623529e4ed.jpg?v=1783394232"},{"product_id":"oem-goodman-chimney-transition-bottom-for-amh80904bxcc-0128f00006","title":"OEM Goodman Chimney Transition Bottom for AMH80904BXCC — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006\u003c\/strong\u003e is the OEM chimney transition bottom for the \u003cstrong\u003eAmana\/Goodman AMH80904BXCC\u003c\/strong\u003e 80% AFUE gas furnace. This stamped-steel venting component channels combustion byproducts from the furnace collector box into the flue pipe, maintaining the correct draft path so exhaust gases clear the heat exchanger safely and efficiently.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Corrosion-resistant coated steel\u003c\/li\u003e\n\u003cli\u003eFunction: Flue\/vent transition at furnace outlet\u003c\/li\u003e\n\u003cli\u003eFitment: Model-specific geometry for AMH80904BXCC\u003c\/li\u003e\n\u003cli\u003eLocation: Between collector box and vent connector\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0128F00006\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eVenting components are dimension-critical — the OEM 0128F00006 is stamped to Goodman's exact flange, offset, and bolt-pattern spec so it seals properly against the collector box. Aftermarket universal transitions rarely match the factory geometry and can create draft leaks or condensation points. There is no reliable generic substitute for this part.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5)\u003c\/strong\u003e — Requires accessing the vent area, removing the old transition, and resealing with high-temp gasket\/sealant. Budget 30–45 minutes and verify a proper draft test after reassembly.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057136451955,"sku":"GOODMAN-0128F00006","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-GOODMAN-0128F00006_8fa96714-347a-4ae2-80d8-af1bd4fbba3b.jpg?v=1783394264"},{"product_id":"oem-goodman-chimney-collar-for-amh80905cxaa-furnace-4053501s","title":"OEM Goodman Chimney Collar for AMH80905CXAA Furnace — 4053501S","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e4053501S Chimney Collar\u003c\/strong\u003e is a genuine OEM flue\/vent component engineered for the \u003cstrong\u003eAMH80905CXAA\u003c\/strong\u003e 80% AFUE gas furnace and compatible Goodman\/Amana models. This collar forms the transition between the furnace flue outlet and the vent connector, ensuring a secure, properly sealed path for combustion byproducts to exit the appliance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: Chimney \/ flue vent collar\u003c\/li\u003e\n\u003cli\u003eOEM part number: 4053501S\u003c\/li\u003e\n\u003cli\u003eCompatible model: AMH80905CXAA (80% gas furnace)\u003c\/li\u003e\n\u003cli\u003eBrand family: Goodman \/ Amana\u003c\/li\u003e\n\u003cli\u003eMaterial: Galvanized steel\u003c\/li\u003e\n\u003cli\u003eApplication: Vent connector transition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a factory OEM part built to exact furnace tolerances, so it seats correctly against the flue outlet without gaps that a universal collar can leave. Aftermarket generics may fit loosely and risk vent leakage; the OEM 4053501S guarantees a proper seal and long service life.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy\u003c\/strong\u003e — typically a bolt-on \/ press-fit replacement for a homeowner or technician. Always shut off power and gas before servicing and verify vent draft after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057136714099,"sku":"GOODMAN-4053501S","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-4053501S-1-1785129673906.jpg?v=1785129675"},{"product_id":"oem-goodman-chimney-transition-bottom-flue-adapter-for-ams81405dnba-0128f00006","title":"OEM Goodman Chimney Transition Bottom Flue Adapter for AMS81405DNBA — 0128F00006","description":"\u003ch2\u003eGoodman 0128F00006 Chimney Transition Bottom\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eGoodman 0128F00006\u003c\/strong\u003e is a genuine OEM chimney transition bottom — the sheet-metal venting component that channels combustion flue gases from the furnace vestibule up into the vent connector, for the \u003cstrong\u003eAMS81405DNBA\u003c\/strong\u003e gas furnace and compatible Goodman \u0026amp; Amana models. Correct flue geometry is essential to proper draft and safe evacuation of combustion byproducts, and a damaged, corroded, or ill-fitting transition can lead to spillage, condensation, and rollout faults.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Chimney \/ flue transition bottom panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Coated steel venting stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Routes flue products from vestibule to vent outlet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Factory dimensions and screw pattern for OEM assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman\/Amana AMS81405DNBA and related gas furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eVenting components are dimensionally critical. The OEM 0128F00006 matches the factory flue path and gasket surfaces exactly, preserving proper draft and sealing. Generic or fabricated substitutes risk leaks and misalignment at the vent connector — an unacceptable risk in a combustion system. Genuine OEM is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Requires accessing the venting area, removing existing fasteners, and reseating the transition with proper alignment and any specified sealant\/gasket. Verify draft and check for flue-gas spillage after installation. Best performed by a qualified HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057139368307,"sku":"GOODMAN-0128F00006","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-flue-vent-chimney-transition-GOODMAN-0128F00006_b2452a5d-d41a-47b4-9b76-f5f7072e9502.jpg?v=1783393948"}],"url":"https:\/\/nationalhvacparts.com\/collections\/flue-pipes.oembed?page=4","provider":"National HVAC Parts","version":"1.0","type":"link"}