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WATTS 0257564 140 Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, FNPT End Style, 150 psi Pressure, Bronze Body, Domestic

Part #3715

MFG #0257564

3715_WATTS_0257564.jpg

WATTS 0257564 140 Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, FNPT End Style, 150 psi Pressure, Bronze Body, Domestic

Part #3715

MFG #0257564

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WATTS 0257564 140 Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, FNPT End Style, 150 psi Pressure, Bronze Body, Domestic

Part #3715

MFG #0257564

Item Features
  • 5 in thermostat length.
  • Non-mechanical seat-to-disc alignment.
  • Thermostat is accurate and proven exclusively designed and manufactured by WATTS.
  • Tamper-resistant bonnet screws.
  • Series 40 and 140 feature a unique thermostat with a special thermo-bonded coating.
  • Series 140 sizes 1 in (25 mm) and above are standardly furnished with stainless steel thermostat tube.
  • The discharge line must be the same size as the valve outlet and must pitch downward from the valve and terminate at least 6 in (152 mm) above the floor drain where any discharge will be clearly visible, For 100DT Discharge line consult your WATTS agent.
  • Inquire with governing authorities for local installation requirements.
  • A relief valve functions in an emergency by discharging water, Therefore, it is essential that a discharge line be piped from the valve in order to carry the overflow to a safe place of disposal.
  • This device is designed for emergency safety relief and shall not be used as an operating control.