Hayward DE7220 ProGrid D.E. Pool Filter, 72 Square Foot, Vertical Grid;

Product Description Filter tank is constructed of Perma Glass XL, a glass reinforced copolymer, for the ultimate in strength, durability and long life. The filter features a "service-ease" design that boasts a heavy-duty, tamper-proof clamping system that allows for quick access to the filter grids for easy cleaning - all without disturbing piping or connections. It comes complete with a combination pressure and cleaning cycle indicator gauge, manual air relief and high-impact grid elements designed for up-flow filtration and top-down backwashing for maximum efficiency. From the Manufacturer Hayward DE7220 Pro-Grid Vertical D.E. Filter, 72-Square Feet. Pro-Grid vertical grid D.E. filters provide superior water clarity, efficient flow and large cleaning capacity for pools and spas of all types and sizes. Pro-Grid combines high-technology features and "service ease" design for an unparalleled filtration value for both New pool and aftermarket installations. Applications: In-ground pools, In-ground spas or in-ground pool/spa combinations