Contaminant Capture: Removes scale

meaning it requires a minimum pressure differential of 5 PSI to open and function correctly

With a substantial 1 1/2 inch NPT connection and a high flow coefficient of 22

Can the Conbraco 50-703-02 be used for high-pressure gas mains

Williams P332490 Switch 322055-301 Contaminant Capture: Removes scaleThe Williams P332490 Switch is a critical OEM replacement fan switch specifically engineered for Williams direct vent furnaces. This automatic blower switch is designed to integrate seamlessly with the 2302 blower assembly, providing precise control over the heating cycle by managing the blower activation based on internal plenum temperatures. Constructed for professional grade durability, the P332490 functions as a reliable furnace limit control,