Make sparkling water and soda at home with the Brus carbonator and bottle and you can help save the environment from large amounts of unnecessary plastic. The elegant design of the carbonator makes it a welcome addition to any countertop. The Brus carbonator is compatible with standardized, threadless 425g/60L CO₂ cylinders (M18 x 1.5), available in most large supermarkets and hardware stores. CO₂ cylinder not included.