making it compatible with air and typical combustion by-products

As a veteran-preferred HVAC expansion valve 8 ton solution

This filter is built to withstand the chemical interactions of modern refrigerants and oils

The unique seal cap allows for valve operation without cap removal

The ZP charge is specifically calibrated for low-temperature applications to provide rapid response and prevent compressor floodback during startup

Lochinvar & A.O. Smith 100277755 Pressure Switch 318423-701 making it compatible with airThe Lochinvar & A. O. Smith 100277755 Pressure Switch is a mission critical component engineered for precise atmospheric monitoring in high efficiency boilers and water heaters. Calibrated to a . 95" WC (Water Column) set point, this OEM replacement pressure switch ensures the inducer fan is generating the correct static pressure before allowing the ignition sequence to proceed. As a veteran grade HVAC induction switch, it is designed to prevent