2-1/2" - 6" - Total Relief Valve Repair Kit for a 375 / 375A / 375AST / 475 / 475ST Reduced Pressure Zone Assembly
The Complete Relief Valve Repair Kit is compatible with the 2-1/2”-6” Model 375, 375A, 375AST, 475, and 475V Reduced Pressure Principle Backflow Preventers. Repair Kit components conveniently include (1) Upper Plunger O-Ring, (1) Diaphragm, (1) Seal Ring, (1) Relief Valve Spring, (1) Relief Valve Seat O-Ring, and (1) Relief Valve O-Ring. The accessories within the kit allow you to speed up repairs, while lowering maintenance costs and extending the product life. The Zurn Wilkins portfolio offers long-lasting protection from backsiphonage and backpressure of contaminated water into the potable water supply.
- Accessories allow for speedy repairs
- Repair Kits provide cost savings by avoiding full Backflow Preventer replacement
- Complies with ASSE® Listed 1013 and C-UL® Classified
- Quality materials extend replacement life