Bell and Gossett model FB-38TU, reducing Valves Protect Heating and Plumbing Systems against excessive line pressures. They are factory Set at specified limits, although adjustment can be easily made. These valves are equipped with built-in-strainer and low Inlet pressure check valve.
Pressure Reducing Valve Maximum Operating Temperature: 225 degrees F
Maximum Working Pressure: 125 PSI
Connection: 1/2 NPT/Sweat