Launch 48Kunkle, Liquid (Safety & Relief Valves), Safety & Relief Valves
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Kunkle Cast Iron Relief Valve Models 91, 218, 228

Cast iron liquid relief valves with bronze trim including models UL and FM approved for fire pump installations.

General Application

Liquid relief valves suitable for overpressure relief, pressure regulation and protection of pumps, tanks, lines and hydraulic systems. Models 218, 228 are UL 1478 listed and FM approved for fire pump service.

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Product Features:

• Bolted bonnet allows easy inspection and servicing without removal from system.

• Springs are steel with plating for corrosion protection.

• ANSI B16.1 rated 250# inlet and 125# outlet flanged connections as standard.

• Optional epoxy-coated internal body and bonnet for corrosive environments (to 125°F (52°C))