By maintaining consistent adjustable flame modulation

Key Benefits Precise Set Point: Calibrated at -0

this 100145004 combustion fan ensures stable flame signals and optimal thermal output across various firing rates

This WH9 lower thermostat is the officially authorized update for the legacy 9000507005 and 9000507015 models

OEM Compatibility: Guaranteed fit for Lennox HVAC systems utilizing the 611408-02 or 611480-02 part numbers

Patterson-Kelley 23-1300-0033 Burner Gasket 318820-201 By maintaining consistent adjustable flameThe Patterson Kelley 23 1300 0033 Burner Gasket is a critical sealing component engineered for high performance commercial and industrial boiler maintenance. Designed to provide a gas tight interface between the burner assembly and the combustion chamber, this OEM replacement part is essential for preventing hazardous gas bypass and maintaining peak thermal efficiency. Constructed from high stability, heat resistant gasket material, it is built to