{"product_id":"oem-lennox-heat-exchanger-assembly-17l62","title":"OEM Lennox Heat Exchanger Assembly — 17L62","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e17L62\u003c\/strong\u003e heat exchanger assembly is the essential combustion component of your Lennox gas furnace. It draws heat from the burning fuel and delivers it to the circulating air while containing combustion byproducts and venting them safely away from your living space. Produced to Lennox factory standards, this assembly ensures proper airflow, stable ignition, and the furnace's rated efficiency.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms\u003c\/strong\u003e include visible cracking or corrosion, a rolling or yellow burner flame, popping or rumbling noises at startup, soot buildup, and elevated carbon monoxide readings. Since a failed exchanger is a serious safety risk, it should be replaced promptly by a licensed HVAC professional.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Lennox engineers each furnace around the exact alloy and geometry of its original exchanger. Choosing an OEM \u003cstrong\u003e17L62\u003c\/strong\u003e guarantees correct heat transfer, safe flue gas containment, precise fit, and warranty compliance that aftermarket alternatives cannot provide. In stock and ships same day before 3PM CST.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081074983283,"sku":"LNX-17L62","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-17l62","provider":"National HVAC Parts","version":"1.0","type":"link"}