| Garden water filtration system removes up to 85% of the chlorine from garden water supply. Replaceable Gard'n Gro garden filters, minimum of 20,000 gallons | Garden dechlorinator water filtration system protects ladybugs, lacewings, nematodes and other beneficial garden insects and bacteria | Dechlorinated garden water helps to protect sensitive plants and flowers like the Dracaena and Lily families that are particularly vulnerable to chlorine damage | Optional Pre-filter Kit removes sediment 5 times smaller than a human hair. Insures the GARD'N GRO garden filter operates at an optimal level, and for a longer period of time |