Precision-RO 5-Stage Reverse Osmosis Water Treatment System, White More Water To The Tank, Less Water To The Drain Fast Flow Compact and Lightweight Pre-Plumbed Simple, Easy Cartridge Replacement, Less Expensive Than Buying Bottled Water Removes Saltes For Healthier Water; Delicious, Odor Free Drinking Water; Removes Hardness(Carbonates) Which Cause Scaling And Mineral Deposits On Glasses, Pots and Pans Better Tasting Coffee, Tea, and Soups; Keeps Cysts, Viruses, And Bacteria Out Of Your Water; Crystal Clear Ice Cubes