374A Boiler Pressure Relief Valve

Manufactured by: Watts Water Technologies

Model: 374A

Series 374A Boiler Pressure Relief Valves are used in hot water boiler applications to protect against excessive pressure on all types of hot water heating boiler equipment. It consists of an iron body construction with forged bronze inlet connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever. Series 374A resists corrosive water conditions, sticking and freezing, and prevents water and sediment from being trapped in the seat. It is designed for emergency safety relief and shall not be used as an operating control.

Additional Information

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Technical Data

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Available Materials:

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Cast Iron

Available Sizes:

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3/4in

Standard Available Pressure Settings:

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30 psi

See product datasheet for additional details