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Enjoy fast and free shipping on all orders over $89! Contact us (855) 424-4376

Zurn Wilkins Wilkins - 1-375S - 1" RPZ Backflow

$ 349.77
SKU 1-375S


The 1" 375S Reduced Pressure Principle Assembly with bronze wye type strainer offers high hazard protection against backsiphonage and backpressure in non-potable water applications. Most often used by irrigation contractors, the top benefits of the 375 are its low lifecycle costs and the innovative EZSwap Pressure Vessel that saves you 15 minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL model, the 375 can be used in the highest corrosive water environments.


  • EZSwap Pressure Vessel is removable for easy access and added convenience
  • Flush Tool (FLUSH) provides easy line flushing, saving up to 15 minutes per installation
  • Durable UV resistant reinforced nylon EZSwap Pressure Vessel resists corrosion and mineral build-up to better withstand harsh conditions
  • Minimal bronze construction acts as theft deterrent
  • High pressure rating of 175 psi
  • ASSE Listed 1013
  • IAPMO Listed
  • CSA Certified B64.4
  • AWWA Compliant C511
  • Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
  • 375 Reduced Pressure Principle Assembly
  • Size: 1"
  • Bronze "y" type strainer
  • 175psi

The Zurn Wilkins 375 Reduced Pressure Principle Backflow Preventer provides high hazard protection for all applications. The flanged, epoxy coated ductile iron body is available with multiple shut-off valve options for installation versatility.