One Inch Float And Bonnet Complete Pro Grade Repair Kit For PVB 4A And PVB 4ALF Pressure Vacuum Breakers Top Half Assembly 4A00507 Backflow Prevention Restore Performance
✔️ Includes float and bonnet kit with seals and canopy for PVB 4A
This single-pack top-half repair kit is designed for the Apollo PVB 4A and PVBLF4A backflow preventers. It restores top-half performance, ensuring water flows in the correct direction and helps prevent back-siphonage in both commercial and residential systems.
✅ Restores top-half performance for PVB 4A and PVBLF4A backflow preventers
✅ Includes O-ring, poppet assembly, bonnet assembly, bonnet O-ring, float cage, and canopy
✅ Modular check valve cartridge with captured spring and reversible silicone seat
✅ Ball valve shutoffs with stainless steel handles and nuts for corrosion resistance
✅ Integral freeze protection relief valve adds reliability in cold weather
💡 What is a backflow PVB float and bonnet repair kit used for? It helps restore the top-half of PVB 4A and PVBLF4A units, preventing backflow in water systems.
- Handy for field service replacing worn components
- Supports reliable operation in commercial and residential settings
- Includes modular cartridge for easy maintenance
- Helps extend the life of PVB 4A and PVBLF4A units