Zurn products are distributed through Reece in Australia.

375 Series 15mm - 50mm

Reduced Pressure Zone Device

The Zurn Wilkins 375 series reduced pressure zone backflow preventer is designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. The innovative EZSwap™ pressure vessel provides safe, easy line flushing and simple maintenance and repair. This model shall provide protection where a potential health hazard (high hazard) exists.


  • Available in sizes 15mm – 50mm
  •  Male ISO 7.1 R threaded end connections
  •  Bronze main body
  •  Reinforced Nylon housing with silicone seat disc elastomers
  •  Patented, EZSwap™ removable pressure vessel makes the first and second checks accessible for maintenance without removing the device from the line
  •  Lead-free
  •  Top-mounted test cocks make testing easier
  •  Australian Watermark (AS/NZS 2845.1) Approved License 1379