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WATTS F274431 Series 174A Boiler Pressure Relief Valve, 3/4 x 3/4 in Nominal, Female Threaded NPT End Style, 30 to 150 psi Pressure, Bronze Body

Part #3716

MFG #F274431

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WATTS F274431 Series 174A Boiler Pressure Relief Valve, 3/4 x 3/4 in Nominal, Female Threaded NPT End Style, 30 to 150 psi Pressure, Bronze Body

Part #3716

MFG #F274431

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WATTS F274431 Series 174A Boiler Pressure Relief Valve, 3/4 x 3/4 in Nominal, Female Threaded NPT End Style, 30 to 150 psi Pressure, Bronze Body

Part #3716

MFG #F274431

Item Features
  • Boiler Pressure Relief Valves are used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment.
  • It consists of a bronze body construction with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever.
  • 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.