All Water Machines with sparkling water system, cool, crisp hydration are just steps away. To get those delicious bubbles from the Water Machine, one needs to connect a CO2 (Carbon Dioxide) Tank, and a Regulator. Order in advance to make sure your water never runs flat. Cabinet Dimensions (Diameter x High) 3" x 15" Weight 2lbs Empty (3lbs Full) Carbonates up...