{"product_id":"oem-lennox-heat-exchanger-assembly-32k48","title":"OEM Lennox Heat Exchanger Assembly — 32K48","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e32K48\u003c\/strong\u003e heat exchanger assembly transfers combustion heat into the air stream of your Lennox gas furnace while keeping flue gases safely sealed away from the air circulating through your home. Formed to Lennox factory specifications, it installs as a direct replacement in compatible furnace models to restore safe, efficient heating.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Look for cracks or rust along the exchanger cells, a wavering or discolored burner flame, soot deposits, loud popping or rumbling at ignition, combustion odors, or a carbon monoxide detector that activates. A breached exchanger can release exhaust gases into your living space, so any of these symptoms calls for immediate replacement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The \u003cstrong\u003e32K48\u003c\/strong\u003e is produced with the precise alloy, cell configuration, and mounting tolerances your Lennox furnace needs to handle thermal expansion and airflow as designed. Genuine OEM parts protect rated efficiency, ensure a gas-tight seal, and maintain warranty compliance — assurances aftermarket parts seldom deliver. Install the factory-original exchanger for dependable, safe furnace performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081075671411,"sku":"LNX-32K48","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-32k48","provider":"National HVAC Parts","version":"1.0","type":"link"}