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The FVX Series combination temperature and pressure relief valves are designed to offer high capacity protection for domestic and commercial water heating devices. The FVX Series Valves are fully automatic with the valves resetting after either temperature or pressure relief.

The larger FVX Series Valves are well suited for such commercial applications as restaurants, hospitals and laundries.

All FVX Series valves through 1-1/4" have coated thermal elements that protect against mineral build-up. The 1-1/2" and 2" valves have stainless steel elements. The FVX Series Valves are available with male (FVMX) or female (FVX) inlet connections and female only outlet connections.

  • Offers high capacity protection for domestic and commercial hot water heating devices: Handles more volume with just one relief valve.
  • Completely automatic: The valves reseat after either temperature or pressure relief.
  • The larger series valves are well suited for commercial applications: Restaurants, hospitals, and laundries are no problem!
  • Listed by CSA (ANSI Z21.22/CSA 4.4) and the National Board (ASME Boiler Code Section IV): Inspector friendly, peace of mind!
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Manuals (1)
Connection Type:
Inlet Type:
Outlet Type:
Max Temp (F):
Pressure Range:
75 to 150 psi
Pressure Set Point:
150 psi
CSA Rating (BTU/HR):
ASME Rating (BTU/HR):
Thermostat Length:
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