Hayward W3S166T1580S ProSeries Sand Filter 16 In., 1 HP System for Above-Ground Pools Description The Hayward ProSeries 16 In. Above-Ground Pool Filter System is designed to pair effortlessly with an above-ground pump to maximize filtration and deliver clearer water than ever before. It utilizes an umbrella-fold self-cleaning lateral system to provide efficient flow and evenly distributed water for long-lasting performance. Includes a 16 in.polymeric tank, a 7-position filter control valve and a 1 HP PowerFlo LX pool pump. Features: INCLUDES: The Hayward ProSeries 16 In. Above-Ground Pool Filter System includes an 16 in. polymeric tank, a 7-position filter control valve and a 1 HP PowerFlo LX pool pump MAXIMUM FLOW: 7-position VariFlo valve provides maximum flow at lower pressure drop RAPID WINTERIZING: Large pressure sand/water drain is always ready for quick winterizing or servicing MAXIMUM FILTRATION: Integral top diffuser ensures even distribution of water over the entire sand bed for optimal use of filtration area Product Details: Product Dimensions: 30.1 x 18.9 x 27.4 inches Item Weight: 55 pounds Manufacturer: Hayward Item model number: W3S166T1580S