Description
For water tanks and hydronic heating systems
Specifications
  • Protects against over-pressure
  • Minimizes hammering with flash steam
  • Low differential pressure - 3 psi (.21 kg/cm2) between
  • opening and closing
  • Meets ASME Pressure Vessel and Boiler Code, Section IV
  • Sealed spring chamber prevents scale or sediment build-up around seal
  • 1-1/2" NPT Inlet and 2" NPT Discharge
  • Cast iron body, brass seat
  • Maximum temperature 250 Deg. F (121 Deg. C)
  • Maximum operating pressure range
    30 - 50 psig (2.1 - 3.5 kg/cm2)
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Manuals (1)
Specs
Pressure Set Point:
40 psi
ASME Rating (BTU/HR):
4100000
Capacity:
4100000 BTU/hr
Size:
1-1/2"
Application:
Heating
Material:
Iron
Temperature Range (F):
250°F Max
Connection Type:
Threaded
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