Glass bubble counter used for displaying C02 bubble rate in your planted aquarium. The sleek design of this glassware makes equipment unobtrusive.

Recommended set up is:

[1] Fill the bubble counter with water.

[2] Connect C02 tubing from the regulator with non return valve

[3] Connect non return valve to bottom of bubble counter with silicone tubing (place non return valve close to bubble counter)

[4] Connect the top of the bubble counter with silicone tubing, then connect with diffuser

If you have a solenoid, place it under/below the non return valve. Therefore the set up should be:

Compatible with pressurized Co2 tanks & DIY yeast bottles.