{"product_id":"oem-lennox-heat-exchanger-assembly-76m60","title":"OEM Lennox Heat Exchanger Assembly — 76M60","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e76M60\u003c\/strong\u003e heat exchanger assembly is the heart of your Lennox gas furnace's heating operation. It draws heat from the combustion process and transfers it to the circulating air while creating a sealed barrier that keeps toxic flue gases out of your home's airstream. Manufactured to Lennox specifications, this assembly delivers the exact fit, airflow path, and thermal efficiency your system was designed around.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Warning signs of a failing heat exchanger include visible cracks or corrosion, rust and soot deposits, a burner flame that flickers or changes shape when the blower runs, metallic expansion noises during heating cycles, unusual odors, or a carbon monoxide detector activation. Any of these indicates the part should be inspected and replaced promptly for safety.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The \u003cstrong\u003e76M60\u003c\/strong\u003e is built with the alloy grade, weld quality, and precise dimensions Lennox requires for durable, leak-free service. Installing the correct OEM heat exchanger protects your furnace's efficiency rating and warranty coverage, and ensures the safe, dependable combustion sealing that only a factory-spec part can provide.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081070985587,"sku":"LNX-76M60","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-76m60","provider":"National HVAC Parts","version":"1.0","type":"link"}