Inground pool filter was combined by pump, filter, multi-port valve, ozone generator, time controller and other parts. It has the functions keeps, circulation as well as cleans and purifies the swimming pool. The shell of equipment made by high quality fiberglass. It possesses the advantage of weather-proof, corrosion proofing, anti ageing, flexibility, firm structure and reliable work etc. The designed leakage in the button and terrace for pump kept pump spoiled by water. Double cover designed, more convenient to open it for operation and maintains. The design of pallet-style bottom more convenient for transport.