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Watts Valves Relief Valve
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Watts 1/2 In Bronze Self Closing Temperature and Pressure Relief Valve, 125 psi, 210 degree F, 4 In Extension Thermostat

SKU: 0004434

$87.75

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Product Details

Watts 0004434

This 1/2'' temperature and pressure relief valve is designed to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 15,000 BTU per hour. This two in one relief valve provides the most proven and cost effective means to protect against excessive temperature and pressure emergency conditions. It features a bronze body construction, NPT male inlet and NPT female outlet connections, a unique intended thermostat with special thermo-bonded coating and test lever. The temperature relief is 210 deg F (99 deg C) and the pressure relief is set at 125 psi (8.8 bar).


  • UPC 098268000399
  • Online Product ID 9687051
  • Material Bronze
  • Inlet Connection Size 0.5''
  • Inlet Connection Type Male Threaded
  • Inlet Thread Type NPT
  • Outlet Connection Size 0.5''
  • Outlet Connection Thread Type NPT
  • Outlet Connection Type Female Threaded
  • Pressure Range 75 to 150
  • Pressure Relief Setting Psi 125
  • Protection Type Temperature and Pressure
  • Series 1XL
  • Shank Length 0.88''
  • Temperature Relief Deg F 210
  • Temperature Steam Discharge Capacity 15000 Btu/hr
  • Thermostat Probe Length 4''

Additional information

  • Solid bronze body construction
  • Unique thermostat with special thermo-bonded coating
  • ASME rated and CSA listed
  • Automatic reseating

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