High capacity commercial reverse osmosis water system by Waterdrop. Removes up to 99% of contaminants including lead, chlorine, fluoride, arsenic. Provides up to 300 gallons of purified water daily. Freestanding stainless steel frame with a metal hanging bracket. Features multi-layer filtration for minimal clogs and pressure loss. NSF/ANSI standards compliant. Great for light commercial use in various settings. Includes sediment filter, carbon filters, carbon block filter, reverse osmosis membrane, and post-carbon filters. Recommended replacement cycle varies. Sizes: 20" x 2.5", 11.75" x 1.75", 10" x 2"