{"product_id":"oem-lennox-heat-exchanger-assembly-57m95","title":"OEM Lennox Heat Exchanger Assembly — 57M95","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e57M95\u003c\/strong\u003e heat exchanger assembly transfers combustion heat to your home's circulating air while keeping flue gases isolated from the airstream. Built to Lennox factory specifications, it restores your furnace to its original rated efficiency and safe operating standard.\u003c\/p\u003e\u003cp\u003eCommon symptoms of a failing heat exchanger include rust, cracks, or holes in the metal, soot deposits, a flickering or orange burner flame, unusual smells when the furnace runs, and elevated carbon monoxide readings. Because a breached exchanger poses a direct health risk, the \u003cstrong\u003e57M95\u003c\/strong\u003e is a component that should never be run past its service life.\u003c\/p\u003e\u003cp\u003eFor a safety-critical part like this, OEM is the only sound choice. The \u003cstrong\u003e57M95\u003c\/strong\u003e is engineered with the exact alloy, thickness, and geometry your Lennox furnace demands, ensuring a proper gas-tight seal and correct heat exchange. Genuine replacement protects your warranty, your efficiency, and your household's safety in a way generic parts simply cannot.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081076097395,"sku":"LNX-57M95","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-57m95","provider":"National HVAC Parts","version":"1.0","type":"link"}