Hayward 36 Sq ft Pro Grid System w 1.65 Moov Variable Speed Pump and VariFlo Control Valve

The Hayward ProGrid 36-Square-Foot Pool Filter offers superior large-capacity performance, efficiency and water clarity High-impact grid elements provide up-flow filtration and top-down backwashing for maximum efficiency Durable, glass-reinforced copolymer construction ensures corrosion-free durability and withstand the elements Heavy-duty, tamper-proof, one-piece clamp provides quick access to internal components without disturbing plumbing connections High-capacity, rapid-release manual air relief valve bleeds air with a quick quarter turn of the lever 1. Model:SP0710XR50 - VariFlo Control Valve 2. Size:1-1/2-inch NPT 3. Replacement for Vertical grid D.E. filter replacement parts 4.6-position valve has an easy-to-use handle