It is very stable and highly effective for controlling a broad spectrum of algae and can be used all season as well as for winterizing
eliminating the risk of human error
Combines durable
The heater's advanced hydraulic design improves energy efficiency by reducing pump run time
The Hayward Pro Series S220T Inground Sand Filter delivers outstanding performance
Hayward Pro Series Multiport 1.5" Top Mount Valve SP0714T YGroup_Quest It is very stable andFits Hayward Sand Filters such as the S166T, S180T, S190T, S210T, S220T, S230T, S244T and S245T. This control valve features an easy to use lever action handle that lets you "dial" up to seven valve filter functions. Filter, backwash waste, rinse, closed, winterize or recirculate.