S.T. International Aquarium CO2 Bubble Counter, Mini

Description

This unique CO2 Mini Bubble Counter effectively calculates the CO2 quantity being released into the aquatic tank when used with a CO2 regulator. It provides double protection for your CO2 pressure regulator, CO2 cylinders and other accessories. It does not waste CO2 and it is accurate and easy to read!. Effectively calculates the CO2 quantity being released into the aquatic tank when used with a CO2 regulator Provides double protection for your CO2 pressure regulator, CO2 cylinders and other acc