Compatibility: 0887726 Backflow Repair Replacement Kit Fit for 1/2 inch 800M4 Pressure Vacuum Breaker, Slove the Leakage Problem of the Pressure Vacuum Breaker. Complete Repair Set: the backflow kit includes all the necessary components for a complete repair, including the float, spring, bonnet, and bonnet O-ring. This eliminates the need to purchase individual parts separately, saving time and effort. High-Quality Materials: the repair kit is made from high-quality materials, ensuring durability and long-lasting performance. the components are designed to withstand regular use and provide reliable sealing and functionality. Freeze Repair: This kit is an important part of the sprinkler system backflow valve, which helps regulate water flow and prevent backflow. Repair valves damaged in freezing temperatures and replacement parts reliable performance even in harsh weather conditions. Easy Installation: the kit is designed for easy installation, allowing users to replace the damaged parts quickly and efficiently. It includes all the necessary components and parts required for the repair. Material: plastic+metal colour: as shown Package Contents: 1 x the float 1 x spring 1 x bonnet 2 x bonnet O-ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.