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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):

1110000

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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