{"product_id":"oem-lennox-heat-exchanger-assembly-46k91","title":"OEM Lennox Heat Exchanger Assembly — 46K91","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 46K91\u003c\/strong\u003e is an OEM heat exchanger assembly designed for use in compatible Lennox furnace systems, providing reliable and efficient transfer of heat from the combustion chamber to the supply air. A damaged or cracked heat exchanger can allow dangerous combustion gases to mix with conditioned air, posing serious safety risks including carbon monoxide exposure. Replacing a worn unit with this genuine Lennox OEM part ensures proper fit, restores system efficiency, and maintains the safety of your heating system.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081063743859,"sku":"LNX-46K91","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-46k91","provider":"National HVAC Parts","version":"1.0","type":"link"}