{"product_id":"oem-lennox-heat-exchanger-assembly-13x26","title":"OEM Lennox Heat Exchanger Assembly — 13X26","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e13X26\u003c\/strong\u003e heat exchanger assembly (factory number 612222-07) is the essential combustion component of your Lennox gas furnace. It draws heat from the burners and transfers it to the air moving through your ductwork while keeping flue gases completely separated from that airstream. Produced to Lennox's precise specifications for materials, welds, and cell design, it preserves proper airflow, rated efficiency, and safe heating.\u003c\/p\u003e\u003cp\u003eTypical indicators that a heat exchanger has failed include visible cracking or corrosion, a burner flame that wavers or discolors when the blower engages, soot buildup, combustion odors, or a furnace that repeatedly trips its high-limit safety and short-cycles. A cracked exchanger poses a carbon monoxide hazard, so replacement should not be postponed.\u003c\/p\u003e\u003cp\u003eOEM is the right choice here. The authentic Lennox \u003cstrong\u003e13X26\u003c\/strong\u003e \/ 612222-07 is built to survive the constant heat-and-cool stress cycles of your furnace without warping or fatiguing early, and it installs cleanly without the airflow and fit issues that plague aftermarket parts. Non-genuine substitutes can undermine safety, cut efficiency, and void your warranty. Restore your Lennox system with the exact factory replacement.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081072492915,"sku":"LNX-13X26","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-13x26","provider":"National HVAC Parts","version":"1.0","type":"link"}