Watts 174A-030 3/4″ Boiler Pressure Relief Valve

174A-030 3/4″ Boiler Pressure Relief Valve

Bronze body safety relief valves for pressure protection only of all types of hot water heating boiler equipment. Pressure range 30 to 150psi (2 – 10 bar) with corresponding high ratings from 650,000 to 14,370,000 BTU/hr. Female inlet and outlet connections.

Watts 0274428 Features:
Seat located above drain; water can’t be trapped and sediment can’t 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
Watts 0274428 Specifications:
Height: 5-1/8″
Length: 2-1/2″
Material: Bronze
Connection Size: 3/4″
Connection Type: NPT
Weight: 1.21 lbs.
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