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Watts Valves Relief Valve
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Watts 3/4 In Brass Poppet Type Pressure Relief Valve, 150 psi, Test Lever, Solar Applications

SKU: 0011740

$187.50

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Product Details

Watts 0011740

This 3/4'' pressure relief valve is used in residential applications to protect against excessive pressure on storage tanks and tankless water heaters used in outside solar applications. It consists of a brass body construction with NPT threaded male inlet and NPT threaded female (drain) outlet, stainless steel test lever, pin and spring. It is ANSI Z21.22 approved, ASME rated and design certified and listed by CSA. The pressure relief is set at 150 psi (10.3 bar).


  • UPC 098268001556
  • Online Product ID 9687430
  • Material Brass
  • Includes Test Lever
  • Inlet Connection Size 0.75''
  • Inlet Connection Type Male Threaded
  • Inlet Thread Type NPT
  • 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 150
  • Pressure Steam Discharge Capacity 370000 Btu/hr
  • Protection Type Pressure
  • Series 3L
  • Valve Type Poppet

Additional information

  • Brass body construction
  • Pressure relief is set at 150 psi (10.3 bar)
  • For solar applications
  • ASME rated and CSA certified

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