1. Compatibility: This set with threaded inlet is compatible with a wide range of pumps, including the 1,500 GPH pump (Model 635T), the 2,500 GPH pump (Model 633T) and various sand pumps from 10 to 16 inches. 2. Easy to install: Set includes a threaded water inlet connection, a nut, a rubber gasket and a washable screen. This complete tool set ensures easy installation while meeting all your pool filtration and requirements. 3. Adjustable water flow direction: Threaded inlet screen kit features an adjustable directional design for water inlet for water circulation and achieves more even water distribution by directing the water flow to cover the entire pool area. 4. Highdensity material: Water tank pool set is made of highquality PP and flexible rubber gaskets, which have sealing and pressure resistance.