Features and Benefits:Saves up to 25% of water through quicker backwashingBetter filtration capacity means longer time between backwashingFilters down to 3-4 micronsReduces bacteria growth in filter means chemical use reductionElectrostatic mechanical filteringAllows Higher flowUltra low carbon footprintUsage:There are two types used for every sand filter: coarse and fine. The amount of EcoClear glass media depends on the size of the filter.Glass Media SizingFilterFine GradeCoarse Grade(inches)Weight# of BagsWeight# of Bags20 inches45 kg330 kg224 inches90 kg630 kg225 inches90 kg645 kg326 inches90 kg645 kg328 inches105 kg745 kg330 inches120 kg845 kg332 inches120 kg1060 kg4Weight: 15 kg