Hayward Pro Top Mount Sand Filter, Model S166T w/6 Position Valve (S166T) (W3S166T)

Pro-Series™ filters are performance matched with our above-ground pump series to ensure a system that maximizes its filtration ability. They utilize a precision engineered umbrella-fold self-cleaning lateral system to provide efficient flow and evenly distributed water for long lasting performance. A broad selection of filter sizes, pumps, and accessories allows you to choose the system that best suits your above-ground pool needs.• 7-position VariFlo® valve provides maximum flow at lower pressure drop• Large pressure sand/water drain for rapid winterizing or servicing• Integral top diffuser ensures even distribution of water over the entire sand bed for maximum use of the filtration area• Pump-to-filter union connection provides simple installation and winterization