Aqueon Standard Aquarium - Black Frame - 20 gallon tank - Clear Silicone Cichlid 1 CO2 cylinder contains approximately

1 CO2 cylinder contains approximately 5000 ml and will last for 1 month in a 60 L tank (see the table)

Safe to use with timer system (will not cause pump failure unlike many competitive models

An open space without shading from other plants is still preferable

making it the brightest member of the Spec family in more ways than one

all of which can have lethal impact on your aquatic ecosystem if left unchecked

Aqueon Standard Aquarium - Black Frame - 20 gallon tank - Clear Silicone Cichlid 1 CO2 cylinder contains approximatelyAqueon Standard Aquarium Black Frame 20 gal Clear Silicone The Aqueon Standard Aquariums are made with care to assure that they can stand up to almost any application. These aquariums come in a wide range of sizes, as well as in black and oak trim styles. Larger aquariums feature a one piece center braced frame that eliminates glass bowing over time. 24" x 12" x 16"