Straight Glass Tube Rhinox CO2 Bubble Counter - Helps Maintain Safe and Healthy CO2 Levels for Plants & Fish - Includes Free Check Valve - for CO2 Diffuser, Live Aquarium Plant Aquascaping C02 System

Bubble counter is indispensable with any Co2 setup because it helps to estimate the amount of Co2 injected. Therefore, it is crucial to maintain the correct Co2 levels. Excess Co2 levels will lead to a sudden drop in pH level & cause severe stress to your fish. On the contrary, underdose of Co2 will affect the growth of your plants. When Gamba counter is setup, you can count the number of bubbles per second to estimate on the Co2 injection rate.