high-energy flame

it may stay open and prevent the furnace from firing

this specific model is rated for 208-230V single-phase systems only

Safety Standards: Precision-welded seams maintain combustion chamber isolation to ensure safe indoor air quality

including specific UDAP and UDBP models

Lennox 81W46 Combustion Gasket 320788-703 high-energy flameThe Lennox 81W46 Combustion Gasket (catalog number 81W46, manufacturing part LB 101510C) is a critical Genuine OEM Lennox part designed for high performance sealing within the combustion air assembly. This combustion air gasket is specifically engineered to maintain the structural integrity of the seal between the inducer motor blower and the heat exchanger collector box. Proper installation of this Lennox replacement gasket is vital for preventing