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(inches of water column)
As an essential metering device
Direct Interchangeability: Engineered as the exact Fasco D564 replacement to eliminate field retrofitting time
it serves as a drop-in replacement for numerous legacy furnace and AC models
When diagnosing furnace draft inducer issues
York S1-THEC11P5S Thermostat Freon (inches of water column)The York S1 THEC11P5S Thermostat is a professional grade 7 day programmable thermostat engineered for single stage heat and cool (1H 1C) applications. Specifically optimized for heat pump systems without auxiliary heat, this unit ensures precise setpoint management and HVAC energy efficiency. As a direct replacement for model THEC11P5S, it features auto manual system switching and dual power options (24VAC hardwired or battery powered) to accommodate