{"product_id":"oem-lennox-heat-exchanger-bag-assembly-38k94","title":"OEM Lennox Heat Exchanger Bag Assembly — 38K94","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e38K94\u003c\/strong\u003e heat exchanger bag assembly is a complete factory repair kit that bundles the heat exchanger section together with the gaskets, seals, and mounting hardware required for a proper installation. In your Lennox furnace, the heat exchanger transfers combustion heat to the supply air while keeping flue gases sealed away from the conditioned airstream.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A degraded heat exchanger often reveals itself through visible cracks or corrosion, an unstable or lifting burner flame, soot or scorch marks, recurring limit-switch trips, and elevated carbon monoxide readings. Because these failures involve combustion safety, replacement should never be delayed.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Because the \u003cstrong\u003e38K94\u003c\/strong\u003e bag assembly includes the exact Lennox-specified gaskets and fasteners, you get a leak-tight, correctly aligned installation the first time. Genuine Lennox components preserve the furnace's rated efficiency and factory safety listing — protections that generic parts cannot guarantee. Choose OEM to restore your Lennox system to original performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081070625139,"sku":"LNX-38K94","price":399.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-bag-assembly-38k94","provider":"National HVAC Parts","version":"1.0","type":"link"}