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CO₂ Sets.

Fantastic plant growth
with expandable sets.

Our Colombo CO₂ Sets are the complete package for adding CO₂ to your aquarium. View our CO₂ accessories to optimize your plant growth experience.

From basic, to a
professional system.

Produce fine bubbles for
good absorbtion through water.

Our CO₂ Sets.

Complete solutions for adding sufficient CO₂ gas to the water.


CO₂ Basic Set

The CO2 Basic Set provides an easy way to add CO2 to small aquariums. Fill the diffuser with CO2 and contact with the water absorbs the CO2 gas. Handy CO2 basic set for small aquariums, ready to use in minutes. Contents 12 grams of CO2, check the CO2 content of the aquarium water with the CO2 indicator. Order refill bottles from your dealer so you can continue dosing CO2 inexpensively when the first bottle is empty.

CO₂ Advance Set

Complete CO2 set for aquariums up to 100 litres. The Colombo CO2 advance set consists of a pressure cylinder containing 95 grams of CO2, a pressure regulator, a 3-in-1 diffuser and all connections. The pressure regulator controls the amount of CO2 flowing into the diffuser. Inside the diffuser, the built-in bubble counter allows you to see how many CO2 bubbles are released in a given time. The diffuser produces very fine bubbles so that the CO2 gas is well absorbed by the water. With the adaptor available as an accessory, you can upgrade this set and use a large 800 or 1200-gram CO2 bottle.

800 gram CO₂ Profi Set

Professional CO2 set for aquaria from 50 to 400 litres. The CO2 Profi Set is a professional CO2 system and includes a pressure regulator, a 3-in-1 diffuser, a bottle with 800 grams of disposable CO2 and all connections. You can expand the CO2 Profi Set with a solenoid valve, which is available as an accessory from your dealer. The cylinder is fully recyclable and therefore good for the environment. Supplied with M10 schrader valve.

CO₂ Advance Cylinder 95 gr

CO2 cylinder for the Colombo CO2 advance set. Contents 95 grams, for 1-time use.

Disposable CO₂ Cylinder 800 gr

Pressure cylinder for 1-time use with a capacity of 800 grams of CO2 with M10 schrader verntiel. Suitable for the Colombo CO2 profi set or with adaptor ring for the Colombo CO2 advance set and other brands.

CO₂ Reactor

The Colombo CO₂ reactor is a complete set to easily make CO₂ yourself using two components. Instead of exchanging pressure bottles, the empty bottle with the 2-components can simply be refilled with pure CO₂ gas.

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