Black Series Expandable 4 Stage Home Drinking Reverse Osmosis System. Garden Laundry Hose connection. 75 GPD Membrane. Comes with 2 Year supply filter set Reverse Osmosis System attaches to your Garden Laundry hose outlet without the need of plumber Complete 4 stage Reverse Osmosis system with 75 GPD US Made membrane and 2 Year filter supply 4-6 min installation time. Comes with 7' long black tubing. Connect to Garden/Laundry hose outlet Produces 1 gallon of pure water in 20 min. No power needed. Removes more than 150 major contaminants