{"product_id":"oem-lennox-lb-69759-cover-burner-box-91k51","title":"OEM Lennox Lb-69759 Cover-Burner Box — 91K51","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 91K51\u003c\/strong\u003e (LB-69759) Cover-Burner Box is a genuine OEM replacement part that encloses and protects the burner assembly in compatible Lennox furnaces, ensuring safe combustion and optimal heating performance. A damaged, cracked, or missing burner box cover can lead to heat loss, combustion air imbalance, safety hazards, and potential system shutdowns triggered by pressure or flame sensors. This part is a direct OEM fit for Lennox furnace models that reference part number 91K51 and should be installed by a qualified HVAC technician.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081043132787,"sku":"LNX-91K51","price":49.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-lb-69759-cover-burner-box-91k51","provider":"National HVAC Parts","version":"1.0","type":"link"}