It is fully compatible with a wide array of refrigerants including R22

Replacing a drifted or failed sensor with this 1172766 defrost thermostat restores the factory-spec timing for heating cycles

022" NG orifice fits standard 3/16-inch tubing or 1/4-inch adapters

this lower thermostat provides precise thermal sensing to maintain consistent water temperatures and system efficiency

as long as the diameter

Williams P213400 Switch It is fully compatible withThe Williams P213400 Fan Selector Switch F160 30F is a critical OEM spec replacement component engineered for high performance direct vent and gravity wall furnaces. As a primary HVAC blower control switch, this unit facilitates precise multi speed fan regulation to maintain optimal thermal distribution and equipment efficiency. Designed specifically as a Williams furnace replacement part, the F160 30F integrates seamlessly with Williams models