Common Questions What is the difference between SPST-NO and SPST-NC on the RIB24Z

Standard 1-1/4 Inch NPT: Matches common pipe sizes found in classic one-pipe and two-pipe steam systems for seamless retrofitting

The D6924411Q is a single-speed

Featuring a 1-1/2" NPT connection and an equal percentage flow characteristic

ClimateMaster 68537016 Reversing Valve 322838-752 Common Questions What is theThe ClimateMaster 68537016 Reversing Valve is a critical refrigeration component designed for precise refrigerant flow control in high performance heat pump systems. Engineered with a 3 4" x 1 1 8" ODF (Outside Diameter Female) solder connection, this 4 way pilot operated valve allows for the seamless transition between heating and cooling modes by reversing the discharge gas flow from the compressor. This specific OEM ClimateMaster replacement part