WATTS® 0011086 3L Series Pressure Relief Valve With Test Lever, 3/4 in, MNPT x FNPT, 75 psi, Brass Body

159138 MFG #: 0011086
$70.50 / ea

WATTS® Pressure Relief Valve, Series: 3L, 3/4 in Nominal Size, MNPT x FNPT, 75 psi, 210 deg F, Brass Body, 1-5/32 in W x 3-11/64 in H

Series 3L Pressure Relief Valves are used in residential applications to protect against excessive pressure on domestic storage tanks, tankless water heaters, and solar heating applications. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, and test lever. Model 3L-Z9 has a stainless steel lever and pin for outside solar applications. ANSI Z21.22 approved, ASME rate, and design certified and listed by CSA. Can be used with Watts Series 210 gas shutoff valve. Pressure Range: 75 to 150psi (5.27 to 10.34 bar), Standard Pressure Settings: 75, 100, 125, and 150psi (5.17, 6.90, 8.61, and 10.34 bar).

  • Features
  • Furnished with test levers
  • Relieves excessive pressure on storage tanks
  • Relieves excessive pressure on tankless water heaters
  • Compatible with model 210 gas shutoff valves
  • Use in solar applications
  • Stainless steel spring
  • Silicone disc
  • Maximum system operating pressure must not exceed 75% of valve set pressure
  • Standard/Approvals: ASME Specified, CSA Certified
  • WARRANTY: Limited