co2art

When connecting a CO2 regulator to your aquarium, you will need tubing rated for transporting CO2.  Airline tubing will eventually corrode and start seeping out CO2 gas.  For safety reasons, always...

The kit comes with the glass bulb equipped with a suction cup for adhering to the inside of the aquarium, and a 15ml bottle of drop checker solution.  Fill the glass bulb with the solution (no...