1/2"–3/4" Float and Bonnet Complete Repair Kit for Apollo/Conbraco PVB-4A and PVB-4ALF Series Pressure Vacuum Breakers, Top Half Assembly, 4A00407 / 4A-004-07 — Open-Box, 17% Off

Backflow Prevention - Effectively restores the performance of the PVB4A and PVBLF4A Pressure Vacuum Breaker (PVB) 4A Series, ensuring water flows in the correct direction. It prevents back-siphonage, helping to maintain water flow integrity

Freeze Protection - Equipped with a standard integral freeze protection relief valve, it reduces the risk of damage from intermittent freezing conditions, ensuring reliable operation not only in summer but also in colder winter environments

Modular Check Valve Cartridge - Featuring a captured spring, replaceable seat, and a reversible silicone seat disc, the float and bonnet repair assembly provides easy replaceability and efficient operation

Ball Valve Shutoffs - The assembly includes ball valve shutoffs with stainless steel handles and nuts as standard, providing smooth operation and enhanced corrosion resistance

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The 4A00407 Float and Bonnet Complete Repair Kit is specifically designed for Apollo 4A Series 1/2-inch and 3/4-inch Pressure Vacuum Breakers (PVB). This high-quality kit includes all essential components—O-ring, poppet assembly, bonnet assembly, bonnet O-ring, float cage, and canopy, allowing you to maintain or restore the top half of your pressure vacuum breaker.