{"product_id":"oem-lennox-heat-exchanger-kit-15m08","title":"OEM Lennox Heat Exchanger Kit — 15M08","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e15M08\u003c\/strong\u003e heat exchanger kit provides the complete heat-transfer assembly and associated hardware needed to restore safe, efficient heating to your Lennox gas furnace. The heat exchanger moves burner heat into the circulating air stream while sealing combustion byproducts away from the air in your home. Supplied to original Lennox specifications, the kit ensures correct fit, proper burner alignment, and the gaskets or fasteners required for a clean installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e a compromised heat exchanger typically shows a shifting or roaring burner flame, cracks, corrosion, or soot at the exchanger surface, an unusual odor while the furnace runs, and repeated short-cycling on flame-sensor faults. A cracked exchanger can also introduce carbon monoxide into the airstream, making timely replacement essential for household safety.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e as a combustion-safety component, the heat exchanger must match Lennox engineering exactly. The OEM \u003cstrong\u003e15M08\u003c\/strong\u003e kit guarantees the correct metallurgy, dimensions, and included hardware — protecting combustion integrity, rated efficiency, and warranty coverage that generic kits cannot match.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081066234227,"sku":"LNX-15M08","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-kit-15m08","provider":"National HVAC Parts","version":"1.0","type":"link"}