Seachem Bubble Counting Diffuser

Monitor rate of CO2 injection. For aquariums up to 75 L (20 US gallons). Low profile design excellent for minimizing the visibility of the diffuser. Simple and easy to use. Overview:The Bubble Counting Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily disperse CO2 gas into the planted aquarium. The built-in bubble counter allows for easy monitoring of the rate of CO2 injection. The inclusion of a bubble counter in the diffuser makes the use of a bubble counter on the CO2 tank or in-line unnecessary. The Bubble Counting Diffuser has a 17 mm disc.Compatible with 6 mm (1/4") - Standard Airline Tubing.Suction cup included.Directions:Rinse glassware with warm water. Attach suction cup and desired tubing (Compatible with 6 mm (1/4") - Standard Airline Tubing) to the diffuser.To attach tubing to glassware, wet the inside of the tubing with water at the attachment point and carefully slide tubing over glass. The use of other lubricants is not advisable