{"product_id":"oem-lennox-heat-exchanger-kit-15u80","title":"OEM Lennox Heat Exchanger Kit — 15U80","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e15U80\u003c\/strong\u003e heat exchanger kit provides a complete replacement package for your Lennox gas furnace, typically including the heat exchanger along with the gaskets, seals, and mounting hardware needed for a proper installation. The heat exchanger transfers combustion heat into your home's air while safely containing flue gases, making it one of the most critical components in the furnace.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Watch for cracks or corrosion in the exchanger metal, a burner flame that distorts or rolls out when the blower starts, unusual smells during operation, soot accumulation, or a triggered carbon monoxide alarm. Because these point to a potential CO leak, the unit should be taken out of service until repaired.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Ordering the \u003cstrong\u003e15U80\u003c\/strong\u003e kit ensures every component matches Lennox factory specifications and fits together correctly the first time. Aftermarket or mismatched parts can compromise the combustion seal and void your furnace's safety listing. This OEM kit preserves the proper heat transfer, efficiency, and safety your Lennox system was engineered to deliver.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081071280499,"sku":"LNX-15U80","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-kit-15u80","provider":"National HVAC Parts","version":"1.0","type":"link"}