This pressure relief valve has a 3/4 inch NPTF female inlet and outlet and a 30 psi pressure relief setpoint. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a bronze body, non-metallic disc-to-metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert(R) technology to detect excessive water discharges from the relief valve. Sensor activation requires purchase of an activation kit which can be connected to existing building management systems or the Watts Cellular Gateway.
$184.17
each
2 In Stock
or for lower prices and free shipping.
Requires purchase of activation kit to activate sensor
Non-mechanical seat to disc alignment
Specifications
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Nominal Size:Â 3/4 in
End Style:Â FNPT
Pressure Rating:Â 20 psi
Temperature Rating:Â 250 deg F
Type:Â Automatic Reseating
Series:Â 174A
Body Material:Â Bronze
Media:Â Water
Warranty
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1 Year
Standards & Approvals
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ASME Section IV Certified
Military Spec. MIL-V-18634B, Type I, Class 3A
Includes
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Discharge Line Flood Sensor
Application
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Used for hot water space heating boiler applications to protect against excessive pressure