This listing is for one disposable CO2 cartridge BASE HOLDER only. If you are searching for CO2 cartridges, please click here.

More on CO2 in a planted aquarium tank:

CO2 injection in the planted aquarium is an optional, but encouraged addition! Adding CO2 injection into a planted tank helps to increase growth rates, improve aquatic plant health and boost color! Click here to check out ourBuce Blogpost on the topic and learn how to add CO2 injection to your planted tank.