{"product_id":"oem-lennox-heat-exchanger-assembly-14c22","title":"OEM Lennox Heat Exchanger Assembly — 14C22","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e14C22\u003c\/strong\u003e heat exchanger assembly is a vital heating component in your Lennox gas furnace. It moves heat from the combustion chamber into the air distributed throughout your home while keeping harmful flue gases completely sealed off from the supply air. Reliable heat exchanger performance is fundamental to both your furnace's efficiency and the safety of everyone in the household.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Watch for cracks, rust or corrosion along the welds and seams, flames that shift or flicker when the blower activates, soot accumulation, odd odors during operation, or frequent short-cycling on the high-limit switch. Any indication of a failed heat exchanger calls for immediate replacement to avoid carbon monoxide risk.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The \u003cstrong\u003e14C22\u003c\/strong\u003e is engineered to Lennox's exact tolerances for tube shape, alloy composition, and cabinet fit, so it installs cleanly and restores rated output. Choosing genuine OEM protects your efficiency ratings, keeps your manufacturer warranty intact, and ensures the durability and corrosion resistance built into original Lennox equipment. Don't compromise your furnace's safety with unverified aftermarket parts.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081076818291,"sku":"LNX-14C22","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-14c22","provider":"National HVAC Parts","version":"1.0","type":"link"}