Zurn Wilkins 4-375L Reduced Pressure Principle Backflow Preventer Model 375L 4" RP DI Body Less Shutoff FLG X FLG

Reduced Pressure Principle Backflow Preventer 4-375 is utilized where a potential high health hazard exists and is ideal for use when lead-free valves are required protecting against both backsiphonage and backpressure of contaminated water into the potable water supply. This pressure vacuum breaker includes an epoxy-coated inside and out ductile iron valve body eliminating exposure to corrosion and utilizes the Zurn Wilkins low headloss Compound Check and offers the lowest lifecycle costs on the market.

• 4" reduced pressure principle assembly
• Short lay-length for small space installation
• Ideal for any backflow replacement
• Utilizes Zurn Wilkins low headloss Compound Check for reliable and superior performance
• No threads or taps in body or cover, eliminating exposure to corrosion
• Single access cover reduces downtime
• NRS (standard), OS&Y, or Butterfly shut-off valves available
• Available in flanged, grooved, or grooved x flanged end connections for installation versatility