High Capacity Flow: Engineered for 1 1/2" piping to satisfy high-demand commercial boilers and heaters

Constructed with a self-extinguishing white ABS ribbed cover

Common Questions What does a red flashing light on the Lennox 49W66 indicate

which preserves the life of the igniter and gas valve

the controller monitors both outdoor air temperature and humidity to determine the precise "free cooling" threshold

Reznor 100526 Retrofit Kit Freon High Capacity Flow: Engineered forOptimizing older heating infrastructure requires reliable ignition components that eliminate the inconsistencies of standing pilot systems. The Reznor 100526 Spark Ignition Retrofit Kit is engineered for a direct conversion of Reznor F and B series unit heaters, specifically within the 200 to 250 MBH size range. This OEM Reznor ignition kit replaces outdated pilot lights with a 24V intermittent spark ignition module, ensuring the burner only fires