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Description
3/4" Series LF174A Boiler Pressure Relief Valve (50 psi)

Product Description
Lead Free* cast copper silicon alloy body safety relief valves for pressure protection only of all types of hot water heating boiler equipment. Pressure range 50 to 150psi (3 - 10 bar) with corresponding high ratings from 950,000 to 14,370,000 BTU/hr. Female inlet and outlet connections. Sizes 3/4" - 2". The LF174A features Lead Free* construction to comply with Lead Free* installation requirements

Product Features
  • Lead Free
  • Seat located above drain; water cannot be trapped and sediment cannot foul seat
  • Non-mechanical seat-to-disc alignment will not stick or freeze
  • Water seal of high temperature resisting material isolates spring working parts from water during relief
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Manuals (1)
Specs
Capacity (BTU):
1 110 000 BTU
Inlet Size:
3/4"
Outlet Size:
3/4"
Outlet Type:
NPT
Inlet Type:
NPT
Connection Type:
Female Threaded
Pressure Set Point:
50 psi
Material:
Iron
Application:
Heating
Thread Type:
Female
Temperature Range (F):
250°F Max
Connection Type:
Threaded
ASME:
Yes
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