2 components for the Colombo CO reactor. Package contains 3 sets of component A and B, 200 grams each. With 1 set, approx. 105 grams of CO can be made....

Make your own CO2 with 2 components. No more changing pressure bottles! The Colombo CO2 reactor is a complete CO2 set to easily make CO2 yourself using...

The Bio-CO2 Pro Refill Pack includes several pre-measured Activator yeast sachets and Booster tablets to quickly and conveniently kickstart the biological...

Upto 250L The Bio-CO2 Pro system combines the safety of biological carbon dioxide production with the convenience of pressurized delivery. Offering simplicity...

The Bio-CO2 Pro system combines the safety of biological carbon dioxide production with the convenience of pressurized delivery. Offering simplicity and...

CO2 Music Counter is a glass CO2 counter that allows you to measure the amount of injected CO2 by counting CO2 bubbles. Its simple design adds a delightful...

Ada high quality c02 diffuser The J Pipe nano diffuser is perfect for nano aquascapes and tanks in which you want to inject CO2 without hindering tubing...

Ada high quality glass c02 diffuser The J Pipe nano diffuser is perfect for nano aquascapes and tanks in which you want to inject CO2 without hindering...

Aquario Neo normal type Co2 Diffusor Tiny The Aquario NEO CO2 Diffusor Special Type is an acrylic CO2 Diffusor with a very narrow diffusor body and the...

Refilling water that evaporated or just got pushed out of the CO2 bubble counters can be an inconvenience. This high viscosity, non toxic fluid is a perfect...

Drop checkers are used to monitor the CO2 levels in the aquarium: the pH indicator solution inside the bulb section will change color according to the...

Superfish Professional stainless steel CO Diffuser, perfect for Aquascaping. Length 35 cm, the diffuser should be placed as deep as possible in the aquarium....

Superfish Replacement diffuser disc for Superfish stainless steel diffuser. 31mm to fit 35cm diffuser

Replacement diffuser disc for Superfish stainless steel diffuser. 20mm to fit 25cm diffuser

Superfish Professional stainless steel CO Diffuser, perfect for Aquascaping. Length 25 cm, the diffuser should be placed as deep as possible in the aquarium....

Ista Acrylic CO2 Bubble Counter is for use with CO2 plant fertilization systems on nano and small aquariums. It monitors the volume of CO2 bubbles per...

Ista Stainless Check Valve is for use on CO2 systems, stopping the back-flow of water into the other equipment. Compact sized, contains a stainless spring...

Ista Glass CO2 Diffuser is for dissolving carbon dioxide (CO2) into planted aquariums. Hand made from high-quality glass, this model fits in-line into...

Ista Glass CO2 Diffuser is for dissolving carbon dioxide (CO2) into planted aquariums. Hand made from high-quality glass, this model fits in-line into...

Dennerle CO2 Set Carbo Bio Start 80 is a bio CO2 fertilisation system for freshwater aquariums. The Carbo Bio Start 80 bio CO2 fertiliser system supplies...