The Mini-RO 4 is a small concentrator on wheels built with the same components as the higher gallon concentrators. Its performance allows it to filter up to 100 gallons per hour. Easy to use, the Mini RO-4 is compact and requires a low energy consumption. • New sturdy vessel, 4'' tri-clamp • Washing tub included • Removes up to 70% of water • Can go up to 8˚Brix • Automatic shut off when out of water