Add drinking water to your current RO or RO/DI system. * A wonderful addition to any of our systems * Provides drinking, cooking, and water for your ice machine too * Imagine clear ice, no more 'frozen cotton' looking ice cubes! * 4-gallon RO-compatible steel bladder-lined tank (2.5 gallon usable) * 2 tubing "T's" * Chrome faucet fixture * Carbon Taste & Odor polisher * Auto shutoff valve with backflow preventer * 10 ft of tubing