CO2 Bubble Counter for Regulator
This CO2 Bubble Counter is a visual tool to count the number of bubbles per second leaving the system and entering the aquarium. With this knowledge, you can make more informed decisions about the supply of CO2 to your planted aquarium.
No CO2 system is complete without one. Includes a builtin check valve.
Strong clear plastic tube
Attach directly to the regulator
Allows for an accurate visual measurement of the CO2 supply.
Easy to refil and clean