100 Gallon Per Day 5-Stage Home Reverse Osmosis Drinking Water System Produces 100 Gallons of Purified Drinking Water Per Day; Model AAA-1005 Eliminate up to 99% of dissolved solids, metals, harmful chemicals & microorganisms from your water. Enjoy the huge savings and convenience of pure water directly from your tap vs. bottled water. Use RO Purified Water for Drinking, Cooking & Ice for improved flavor and increased health benefits Go green! Stop wasting bottled water containers & fuel used to deliver water by filtering your own!