{"product_id":"oem-lennox-burner-box-bottom-19c73","title":"OEM Lennox Burner Box Bottom — 19C73","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e19C73\u003c\/strong\u003e burner box bottom serves as the base of the burner compartment in your Lennox gas furnace. It cradles and positions the burner assembly, seals the lower portion of the combustion area, and combines with the box top and support hardware to maintain precise burner alignment with the orifices and heat exchanger ports for consistent, safe ignition.\u003c\/p\u003e\u003cp\u003eIf the burner box bottom corrodes, warps, or cracks, you may see burners drifting out of position, uneven or lifting flames, rough or delayed ignition, air leaks that disrupt combustion, and rattling or rollout trips. A compromised base panel weakens both burner support and the sealed integrity the furnace relies on for efficient heating.\u003c\/p\u003e\u003cp\u003eOEM is essential because \u003cstrong\u003e19C73\u003c\/strong\u003e is built to Lennox's exact dimensions, gauge, and heat tolerance, guaranteeing a flush fit that holds the burners in their engineered geometry. Non-OEM substitutes risk poor sealing and misalignment. Install this factory-original Lennox base panel to restore proper burner support and a correctly sealed combustion compartment.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081129804147,"sku":"LNX-19C73","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-burner-ribbon-LNX-19C73.jpg?v=1783759550","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-burner-box-bottom-19c73","provider":"National HVAC Parts","version":"1.0","type":"link"}