1. Expert's choice aquatic plant CO2 bubble counter.
(1) Special sucker design to protect the balance of the bubble counter.
(2) More accuracy in bubble counting.
(3) Hose connection screw lock design to fix hoses without leaking carbon dioxide.
(4) It is more convenient to be observed because of the arc solid design.
1. Please fill 1/3 of the CO2 bubble counter with water, for observing the CO2 flow rate.
2. Unique proof check-valve design prevents water back flow, ensuring normal operation.