Prevent backflow and back-siphonage into potable water with Zurn’s stop valve repair kit (Part no. P6000-D-SD) for AquaVantage® and AquaFlush® flush valves. Constructed with our chemical-resistant GO BLUE® material, our parts last up to 10x longer than the competitors’, reducing maintenance costs and extending their lifespan. When you need a replacement part for repair or maintenance of a flush valve, trust Zurn for genuine, reliable parts.

• Prevents backflow into water supply preventing contamination of potable water
• For 1” screwdriver control stops
• GO BLUE® parts stand up to chloramine and other chemicals, lasting 10x longer than competitors' and keeping maintenance costs to a minimum
• For use with AquaVantage® and AquaFlush® flush valves
• Interchangeable with other manufacturers’ flush valves