Watts 3/4" x 3/4" Cast Copper Silicon Pressure Reducing Valve, Water, Diaphragm/Adjusting Screw Actuation, Union FPT x FPT, Lead-Free, 300 PSI

WALF25AUBI MFG #: 009257
  • Brand: WATTS®
  • Actuation Type: Adjusting Screw
  • Applicable Standard: ANSI A112.26.2, IAPMO, MIL-V-18146B, UPC
  • Application: Commercial, Residential
  • End Connection: Union Female Threaded x Female Threaded
  • End to End Distance: 5-5/16 Inch
  • Inclusions/Features: Corrosion Resistant Adjusting Cage Screw, EPDM Valve Disc, Integral Stainless Steel Strainer, Sealed Spring Cage, Thermal Expansion Bypass
  • Nominal Size: 3/4 Inch x 3/4 Inch
  • Seat Material: Polymer
  • Temperature Rating: 33 to 160 deg F
  • Type: Water
This 3/4 inch lead free brass water pressure reducing valve is designed to reduce incoming water pressure to protect plumbing systems and reduce water consumption for commercial, industrial, and residential applications. The easy maintenance assembly consists of a replaceable seat module, NPT threaded female union inlet by NPT female outlet and a bypass feature to control thermal expansion pressure. The temperature range is 33 to 160 degrees F (0.5 to 71 degrees C). The standard pressure setting is 50 psi (345 kPa) with maximum working pressure at 300 psi (20.7 bar).
  • Features and More


  • Sealed Spring Cage and Stainless Steel Corrosion Resistant Adjusting and Cage Screws
  • Designed to Reduce Incoming Water Pressure to Protect Plumbing System
  • Integral Stainless Steel Strainer Removable for Cleaning
  • Bypass Feature Controls Thermal Expansion Pressure
  • Lead-Free


    Integral Stainless Steel Strainer, Sealed Spring Cage, Corrosion Resistant Adjusting Cage Screw, Thermal Expansion Bypass, EPDM Valve Disc