Hydro-Logic Stealth RO 200 The Stealth-RO200 produces 200 GPD of ultra pure water. Removes 98%+ of all contaminants in your tap water. Leading the industry in efficiency the Stealth has a 2:1 waste to product water ratio. Optional 1:1 ratio flow restrictor saves 50% more waste water. Optional high flow, low pressure, cold water membrane increases production to 400 GPD for Stealth-RO200. Customized for gardening and hydroponics. Includes: 4-Stage RO Unit 2 RO Membrane Carbon Filter Cleanable Sediment Filter Automatic Shut-Off Cartridge Wall Mountable Metal Bracket Garden Hose Connector lnline Shut-Off 8 ft. RO & Drain Line 5 ft. Inlet Line Filter Wrench Instructions Unit size: 15" x 14" Weight: 11.9 Ibs Limited 1 year warranty. Hydro-Logic Filter Replacement Schedule: Membrane Element: Every 6 months to 2 years dependent of use and input water quality. Green Coconut Carbon Filter: Every 1,250 gallons of purified water. Sediment Filter Pleated: Clean regularly, change every 6-12 months. Low Pressure, Cold Water, High Flow membrane: Every 6 months to 2 years dependent of use and input water quality. KDF85/Catalytic Carbon Filter: Every 2,000 gallons of purified water.