Zurn - 1" 375 Reduced Pressure Principle Backflow Preventer

The Zurn Wilkins 375 Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable applications. The innovative EZSwap™ Pressure Vessel is removed and replaced with the Flush Fitting Tool for faster flushing and testing.

Features and Benefits

• Patented removable pressure vessel
• Allows for easy repair and winterization
• Constructed with less Bronze for theft deterrence   

Standards Compliance

• ASSE® Listed 1013
• IAPMO® Listed
• CSA® B64.4
• AWWA compliant C511
• Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
• UL® Classified (less shut-off valves only, 3/4" - 2")
• C-UL® Classified (less shut-off valves only, 3/4" - 2")

Materials

Housing          Reinforced Nylon, FDA approved
Fasteners       Stainless Steel, 300 Series
Elastomers     Silicone (FDA Approved)
                       Buna Nitrile (FDA Approved)
Internals         Delrin, Nylon, NSF Listed
Springs          Stainless steel, 300 series
Ball Valves     Cast Bronze, ASTM B 584
Struts             Stainless Steel, 300 Series

Features

• Maximum working water pressure 175 PSI
• Maximum working water temperature 180°F
• Hydrostatic test pressure 350 PSI
• End connections Threaded FNPT ANSI B1.20.1