Magic Plastics 3" S Smart-Check Water Check Valve (0821-30C) insparation This configuration is especially useful

This configuration is especially useful where a larger water line must connect to a smaller threaded accessory

or no longer performing correctly but the surrounding hardware does not need replacement

Helps deliver dependable water movement with quieter-running characteristics

and this Maytronics Dolphin light gray version uses the 9995743 reference

equipment isolation

Magic Plastics 3" S Smart-Check Water Check Valve (0821-30C) insparation This configuration is especially usefulA check valve helps provide one way flow control in a compatible plumbing system, and this Magic Plastics Smart Check version features a 3 inch slip configuration using the 0821 30C reference. Check valves are useful because they help prevent undesirable reverse flow that can interfere with normal system performance. This part has practical value because the 3 inch slip Smart Check format is sized for larger compatible plumbing applications where