1600g Pool Filter BallsFilter Balls,Fiber Filter Media for Swimming Pool Sand Filters Water Filtration,WhiteSand filter balls are truly innovative, providing you with entertainment and creating an unforgettable experience.Product Specifications:Material: PolyethyleneWeight: 1600gAppearance of the sphere: white, roundBall diameter: 5 cm+ productLight weight, easy to carry and easy to useExtend the life of the sand filter system, which can be cleaned in the washing machine.High pump efficiency, no sand residue, suitable for all sand filtration systems!Super easy to manageFilter balls are said to be super easy to use, 100x lighter than sand filter media and to improve circulation and filtration, with lower filter pressure and a higher flow rate. Eliminate the dragging and disposal of several hundred pounds of sand.How it worksThe large number of biological groups attached to its strong specific surface. The microsuspensions that do not turn out easily can be treated by direct trapping and electrochemical adsorption on oil and other contaminants.RecyclableFilterBalls are recyclable and can extend the life of your other devices (less operation), which in turn saves energy. More complete backwashing for longer filter cycles. And lower system pressure than sand.FeaturesHigher filtration performanceHigh dust holding capacity1600g filter ball instead of 51kg filter quartz sand