{"product_id":"oem-lennox-burner-46k18","title":"OEM Lennox Burner — 46K18","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e46K18\u003c\/strong\u003e burner mixes gas and air and delivers a stable, evenly distributed flame into the heat exchanger of your Lennox gas furnace. Proper burner condition is essential for clean, efficient combustion, correct flame carryover across the burner bank, and safe heat transfer. This burner is manufactured to the precise dimensions and port geometry Lennox specifies for reliable ignition.\u003c\/p\u003e\u003cp\u003eSymptoms of a worn, corroded, or clogged \u003cstrong\u003e46K18\u003c\/strong\u003e burner include delayed or rough ignition, a yellow or lazy flame instead of crisp blue, flame rollout, sooting, or nuisance flame-sensor lockouts. Rust, scale buildup, and blocked ports from years of cycling are common causes and can compromise both efficiency and safety.\u003c\/p\u003e\u003cp\u003eChoosing the OEM Lennox \u003cstrong\u003e46K18\u003c\/strong\u003e ensures the correct port sizing, orifice alignment, and flame-crossover design your furnace was engineered around. Mismatched burners can produce uneven ignition, incomplete combustion, or dangerous rollout conditions. The factory-specified \u003cstrong\u003e46K18\u003c\/strong\u003e restores a clean, properly shaped flame and safe, efficient heating in your Lennox system.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081105588595,"sku":"LNX-46K18","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-46K18.jpg?v=1783759622","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-burner-46k18","provider":"National HVAC Parts","version":"1.0","type":"link"}