{"product_id":"oem-lennox-heat-exchanger-assembly-28m82","title":"OEM Lennox Heat Exchanger Assembly — 28M82","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e28M82\u003c\/strong\u003e heat exchanger assembly is the heart of your furnace's heating cycle, transferring heat from combustion to the circulating air while containing flue gases within a sealed passage. Built to Lennox factory specifications, it delivers the precise fit, material gauge, and airflow characteristics required for rated efficiency and safe operation in your Lennox system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e visible cracks or holes, rust and corrosion, soot deposits, flame rollout, a wavering burner flame when the blower engages, strange smells during heating, or a tripped carbon monoxide detector. Any of these signs indicates the exchanger should be inspected and replaced without delay.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Because the heat exchanger is safety-critical, an exact-match part is essential. The genuine Lennox \u003cstrong\u003e28M82\u003c\/strong\u003e is manufactured with the correct alloy and welds to survive thousands of thermal expansion cycles without cracking or leaking. Non-OEM parts can compromise the combustion seal and void your equipment warranty. Install factory OEM for reliable heat and peace of mind.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081064595827,"sku":"LNX-28M82","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-28m82","provider":"National HVAC Parts","version":"1.0","type":"link"}