FC313R2025/U Top Seller The thermostat and its capillary

The thermostat and its capillary sensing element provide an antifreeze function

The 75F Flush Sensor adds a high precision temperature and humidity sensor that is pre calibrated from the factory

x 5-1/2 in

warped wood

The Class 2 Transformer is without a Fusible Link or Overload Protection

FC313R2025/U Top Seller The thermostat and its capillaryThese Honeywell Home High Performance Return Grille Filters from Resideo help trap airborne dust, pollen, mold spores, bacteria and other allergens that pass through your HVAC system. They also last up to three times longer than standard one inch filters, which mean less maintenance for improved indoor air quality.