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Watts Valves Relief Valve
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Watts 3/4 In Lead Free Poppet Type Pressure Relief Valve, 100 psi, Test Lever

SKU: 0121327

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Product Details

Watts 0121327

This 3/4'' lead free pressure relief valve is used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters. It consists of a lead free copper alloy body with NPT threaded male inlet and NPT threaded female (drain) outlet, test lever, and stainless steel spring. It is ANSI Z21.22 approved, ASME rated and design certified and listed by CSA. The pressure relief is set at 100 psi (6.9 bar).


  • UPC 098268582987
  • Online Product ID 3631994
  • Weight 0.52 lbs.
  • Material Copper
  • Buy American Act Compliant yes
  • Includes Test Lever
  • Inlet Connection Size 0.75''
  • Inlet Connection Type Male Threaded
  • Inlet Thread Type NPT
  • Lead Free yes
  • Maximum Temperature Deg F 210
  • Maximum Working Pressure Psi 150
  • Outlet Connection Size 0.75''
  • Outlet Connection Thread Type NPT
  • Outlet Connection Type Female Threaded
  • Pressure Range 75 to 150
  • Pressure Relief Setting Psi 100
  • Pressure Steam Discharge Capacity 257000 Btu/hr
  • Protection Type Pressure
  • Series LF3L
  • Valve Type Poppet

Additional information

  • Relieves excessive pressure on tankless water heaters
  • Lead free copper alloy body construction
  • Test lever included
  • ASME approved

About This Brand

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