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We have moved !
The items are moved, but everything needs to find a new spot. Orders are shipped as quickly as possible, but unfortunately it may take a little longer than you are used to from us.

The store is closed for the time being. (collection is possible)

Our apologies for the inconvenience this causes.

CO2 products

Adding CO2 to the aquarium will help to better grow aquariumplants. Next to light, plants need sufficient levels of CO2 for photosyntheses. We offer a wide range of CO2 products for adding CO2 to your aquarium. It will help lower the pH levels of the water and is practicly indispensable in a densely planted aquarium.

Subcategories

  • CO2 systems

    A good CO2 system and adding free available CO2 to the aquarium, besides a good fertilization, plays an important role to the growth of the plants in the aquarium. By adding CO2 to the aquarium the pH of the water lowers and makes it acidic, just as most plants and fish love it.

  • CO2 Diffusers

    The small bubbles that a CO2 diffuser produces, have a large contact area. The CO2 diffusor ensures that the added CO2 in the optimal water to dissolve, and in the aquarium spreads. In an aquarium with CO2 fertilization to grow aquarium plants many times better!

  • CO2 bubble counters

    With the use of a CO2 bubble counter it is very easy to see and adjust the amount of CO2 that is dosed to the aquarium. Adding the right amount is essential for a healthy plant growth in the aquarium. Too much CO2 in the aquarium can be harmful for the fish. Too less is bad for plant growth.

  • CO2 checkers
    Having the right CO2 content is essential in a planted aquarium. Too much CO2 is harmful to fish, too little CO2 inhibits plant growth. The CO2 content in the aquarium can be measured with a CO2 Checker. The liquid in this Drop Checker changes color as the CO2 content changes.
  • CO2 toebehoren

    Adding CO2 to the aquarium can be complicated, but with the right accessories it becomes relatively easy. Also when you need to attach multiple aquariums to one system, you can find everything you need here.

Active filters

  • Brand: DOOA
  • DOOA CO2 System Kit
    €269.90
    CO2 system kit contains all parts to supply an aquarium with CO2. Easy to connect and set up. It can be hung on the edge of the aquarium with the included Metal Hook.
  • DOOA CO2 Mini Counter
    €26.90
    Small, compact and solid. That is this CO2 bubble counter from DOOA. Ideal for adjusting the right amount of CO2 in a smaller aquarium.
  • DOOA CO2 Count Diffuser
    €49.90
    CO2 count diffuser combines a bubble counter and diffuser in one. Compact, stylish and of excellent quality! Easy to connect with silicone CO2 hose. A big advantage is that the hose goes directly upwards. With other diffusers, the hose can sometimes get cut.
  • DOOA CO2 Mini Diffuser
    Diameter: 10mm 15mm
    €32.90

  • DOOA CO2 Mini Diffuser J
    €35.90
    This small CO2 diffuser can hang gracefully on the edge of the aquarium. This keeps the CO2 hose outside the aquarium and makes the whole thing look luxurious and stylish.