Zurn 34-975XL Wilkins 3/4" Reduced Pressure Principle Assembly
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Zurn 34-975XL (Wilkins model 975XL) 3/4" Reduced Pressure Principle Assembly is designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Assembly shall provide protection where a potential health hazard exists.
Standards Compliance: - ASSE® Listed 1013 - IAPMO® Listed - UL® Classified (less shut-off valves or with OS&Y valves - C-UL® Classified - CSA® Certified - AWWA Compliant C511 - Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California - NYC MEA 425-89-M VOL 3
Materials: Main valve body Cast Bronze ASTM B 584 Access covers Cast Bronze ASTM B 584 Fasteners Stainless Steel, 300 Series Elastomers Silicone (FDA Approved) Buna Nitrile (FDA Approved) Polymers Noryl, NSF Listed Springs Stainless Steel, 300 series Technical Specifications of Zurn 975XL:
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