#flow filtration

Hayward DE6020 Pro-Grid 60-Square-Foot Vertical D.E. Pool Filter SUPERIOR WATER CLARITY, EFFICIENT FLOW AND LARGE CLEANING CAPACITY!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, high-impact grid elements designed for up-flow filtration and top-down backwashing for maximum efficiency.