IDEAL FOR DIY INSTALLATION Description CMP 50mm 3-Way Hydroseal Valve. Hydroseal diverter valves are designed for superior performance with professional features. The valves are easier to use, precise and durable. The dial wheel has 32 different stop settings for perfect control. Each stop can easily be located to always set the diverter to the same position. Tired of forgetting port setting or writing on pipe with a marker. Heavy duty flow tabs are included that explain the ports to the user while also indicating flow position. Features: *LifeSeals never need lubrication. *Exclusive 32 dial stop adjustable indicator plate for precise flow control. *Interchangeable flow tabs for marking ports. *HydroSeal “T”Gasket seal on union valves functions better than using simply an o-ring. *Teflon coated silicon seal requires no lubrication for maintenance-free performance. *Can be used with almost all pool and spa actuator valves.