Reduce Pressure Zone Assemblies

  • 375 / 375XL / 375ST

    375 / 375XL / 375ST

    Wilkins 375 Composite body backflow assembly is designed for installation on potable water lines to protect against b...
  • 975XL / 975XL2 / 975XLu / 975XL2U

    975XL / 975XL2 / 975XLu / 975XL2U

    The Wilkins 975XL Backflow Preventer is a reduced pressure assembly. Production of the Wilkins 975XL model began in 1...
  • 375 / 375A

    375 / 375A

    The Wilkins 375 backflow preventer series are reduced pressure assemblies. The checks are an inline modular design. T...
  • 375AST

    375AST

    Wilkins 375AST is designed for installation on water lines in fire protection systems to protect against both backsip...
  • 475 / 475V

    475 / 475V

    The Wilkins 475 and 475ADA are reduced pressure assemblies. Production of the 3/4"-2" began in 2004. The 3/4"-2" uses...
  • 975 (2.5"-10")

    975 (2.5"-10")

    The Wilkins 975 model is a reduced pressure assembly. Production of the Wilkins 975 began in 1990. The 2 1/2"-10" was...
  • 575 All Sizes

    575 All Sizes

    This model is currenlty obsolete! No parts remain, please call for availability on replacement device: Chicago Offi...

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