Skip to content

CO₂ Accessories.

Everything to successfully manage
CO₂ gas in your aquarium.


Meassure & regulate
CO₂ gas with our accessories.


Make your own CO₂ with
Colombo’s CO₂ Reactor.


Our CO₂ accessories.


Colombo offers a wide variety of products for producing, measuring and regulating your CO₂ systems.

CO₂ Cylinder 800 gr

Pressure cylinder for 1-time use with a capacity of 800 grams of CO₂ with M10 schrader valve. Suitable for the Colombo CO2 profi set or with adaptor ring for the Colombo CO₂ advance set and other brands. Economical refill for CO₂ Profi set, or with the special adapter ring on the advance set The iron pressure cylinder is for single use, the cylinder is fully recyclable and environment friendly. Supplied with M10 schrader valve.

Contents:

  • 800 grams CO₂ for weeks of CO₂ administration

CO₂ Cylinder 1200 gr

Pressure cylinder for 1-time use with a capacity of 1200 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 Cylinder 95 gr

CO₂ cylinder for the Colombo CO₂ advance set with 5/8-18 UNF thread. For 1-time use.

CO₂ Indicator

The CO₂ indicator is an indispensable tool when using a CO₂ system. The indicator shows the CO₂ value, so you know how much CO₂ is in the aquarium water and can adjust the CO₂ system to the correct amount.

CO₂ Solenoid Valve

As plants only absorb CO₂ during the day, the supply can be stopped at night. By installing the solenoid valve, this can be done automatically using a time switch. The solenoid valve pays for itself, as you save a lot on CO₂ cylinders!

Profi Pressure Regulator M10

Pressure regulator for M10x1 connection. With double chamber, separate fine control, an open and close valve and a mano meter. Due to the double chamber, the amount of CO₂ added always remains the same. Suitable for Colombo 800 and 1200 gram cylinder.

3 in 1 CO₂ Diffuser

With the 3 in 1 Diffuser, you have a check valve, bubble counter and diffuser in one device. Available in medium and marge models. Made of crystal-clear acrylic, it has the optics of glass, but not as breakable!

Scaper CO₂ Diffuser

Professional CO₂ Diffuser, perfect for Aquascaping. Made of crystal-clear acrylic with the optics of glass but not as fragile. Available in 25, 35 and 40 cm, with a catchable diffuser available as an accessory from your dealer.

CO₂ Reactor Refill

Make your own CO₂ with 2 components. No more changing pressure bottles! How does it work? Open the cylinder and add the 2-components and 300 ml of water, close the bottle with the pressure regulator, the chemical reaction creates around 105 grams of CO2 gas in 30 minutes. 1 pack is thus sufficient to make about 315 grams of CO2.

Component A & B

Make your own CO₂ with 2 components. No more changing pressure bottles! Refill A for the Colombo CO₂ reactor, in combination with Refill B and tapwater you fill the reactor to make your own CO2₂.

Usage: open the cylinder and add 200 grams of A and 200 grams of B and 300 ml of water, close the bottle with the pressure regulator, the chemical reaction creates about 105 grams of CO₂ gas in 30 minutes. Contents are 1000 grams, enough for 5 refills, approximately 500 grams of CO₂.

More detailed information on our products?

Find the information that you are looking for in the blink of an eye.

EasyGrow_CombiDrum_Bifold_A4_Mockup_NL

Brochures

Consult our brochures for selected information our products.

Manuals_Mockup

Manuals

Consult our manuals for selected guides for our products