{"product_id":"oem-lennox-burner-box-top-panel-61m27","title":"OEM Lennox Burner Box Top Panel — 61M27","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e61M27\u003c\/strong\u003e (factory reference LB-100667E) is the top panel of the burner box assembly used in Lennox gas furnaces. This component forms the upper enclosure of the combustion chamber, helping to contain the burner flames, direct combustion airflow correctly, and shield surrounding furnace components from heat. Proper containment of the burner area is essential for safe, efficient, and quiet furnace operation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A damaged, warped, or corroded burner box top can lead to inconsistent flame patterns, unusual combustion noise, improper draft, soot buildup, or nuisance safety lockouts. Heat cycling over years of service can cause the metal to distort or the finish to break down, compromising the seal of the combustion enclosure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Lennox engineers this panel to exact tolerances so it fits precisely with the rest of the burner box, gasketing, and heat exchanger. Using the OEM \u003cstrong\u003e61M27\u003c\/strong\u003e protects the calibrated combustion geometry that Lennox designed, preserving safety certifications and rated efficiency. Aftermarket substitutes risk poor fit, leaks, and premature failure. Choose the genuine Lennox part for a reliable, factory-correct repair.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081128427891,"sku":"LNX-61M27","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-burner-ribbon-LNX-61M27.jpg?v=1783759572","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-burner-box-top-panel-61m27","provider":"National HVAC Parts","version":"1.0","type":"link"}