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Y Pattern Design Reduced Pressure Zone Assemblies

Series 825Y reduced pressure zone assemblies are used to protect against high hazard (toxic) fluids in water services to industrial plants, hospitals, morgues, mortuaries, and chemical plants. They are also used in irrigation systems, boiler feed, water lines, and other installations requiring maximum protection.


  • Provides mechanical protection of potable water against high hazard (toxic) cross-connection contamination
  • Modular relief valve for ease of maintenance
  • Sizes 3/4 in. ‐ 2 in. (20mm to 50mm)
  • Meets all specifications of AWWA, ASSE, CSA and approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific 825Y

Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: