Superior Air Handling: Equipped with a thermostatic cage unit that automatically discharges air at steam temperature to prevent air binding

This valve is rated for a 4-ton capacity

it comes pre-configured with the logic profiles required for compatible 2-ton through 5-ton heat pump models

often due to improper venting or inducer motor performance

OEM Compatibility: Serves as a direct replacement for Fasco 7021-6804

Lochinvar & A.O. Smith 100287156 Sensor Freon Superior Air Handling: Equipped withEnsure your high efficiency condensing boiler or water heater maintains optimal operation with the Lochinvar & A. O. Smith 100287156 Flue Temp Sensor Kit. This genuine OEM flue temperature sensor is engineered to provide precise thermal feedback to the integrated control board, preventing hazardous heat buildup and potential heat exchanger damage. Designed for a broad range of Lochinvar Knight and A. O. Smith Cyclone models, this thermistor based