The Aquario NEO CO2 Curved Special series adds a new twist on the Extended Species series. The Curved series features a convenient pre bend tubing that makes set up simple. The Special series do not have a built in bubble counter, but does offer a clean low profile appearance that wont take away from the aquascape. Aquario NEO CO2 diffusers are equipped with tiny nanohole that convert CO2 bubbles into a super fine mist, perfect for dispersing and dissolving CO2 throughout the tank. This Aquario diffuser is acrylic (not easily breakable) with a ceramic disk specially designed to create the finest bubbles. Size Disk Size Tube Height Glass Thickness Tank Size Small 12mm 9 inches 9 13 gallon or less Medium 17mm 11 inches 9 Up to 32 gallons Large 24mm 13.4 inches 13 32 gallons or larger Notes: Soak diffuser in water for 30 minutes before use to produce smaller bubbles. When bubbles begin getting larger, place diffuser in bleach for 10 minutes and wash with water several times to remove all the bleach inside before use.
