Skip to content
Red Aquarium Plant in tank

CO2 Accessories

Aquatic plants have two basic requirements- CO2 and light. A proper CO2 system is beneficial for healthy planted aquariums.

Three main things are crucial for aquatic plant growth. CO2 is one of them! If any of the factors are unbalanced, unsightly algae have the chance to grow and overtake a planted aquarium. Using CO2 in a planted tank gives aquarium plants the boost they need to thrive and grow efficiently. With added strength, they are also able to out-compete algae for sources of nutrients in the aquarium. The use of CO2 in a planted tank leads to full and bushy growth that all aquarium hobbyists are striving for.

Filters

  • Aquario NEO CO2 Extended Special Diffuser - Acrylic
    Aquario NEO CO2 Extended Special Diffuser - Acrylic
    Save up to 37% Save %
    Original price $ 24.49 - Original price $ 28.49
    Original price $ 24.49 - Original price $ 28.49
    Original price $ 24.49
    $ 15.99 - $ 17.99
    $ 15.99 - $ 17.99
    Current price $ 15.99

    Aquario Neo CO2 Extended Special Diffuser

    The Aquario NEO CO2 Extended diffuser dissolves carbon dioxide into a fine mist of bubbles which allows for better dissolution in your water column...

    View full details
    Original price $ 24.49 - Original price $ 28.49
    Original price $ 24.49 - Original price $ 28.49
    Original price $ 24.49
    $ 15.99 - $ 17.99
    $ 15.99 - $ 17.99
    Current price $ 15.99
    Save up to 37% Save %
  • Aquario Neo CO2 Normal Original Diffuser - Acrylic
    Aquario Neo CO2 Normal Original Diffuser - Acrylic
    Save up to 30% Save %
    Original price $ 17.89 - Original price $ 19.99
    Original price $ 17.89 - Original price $ 19.99
    Original price $ 17.89
    $ 12.99 - $ 13.99
    $ 12.99 - $ 13.99
    Current price $ 12.99

    Aquario Neo CO2 Normal Original Diffuser

    The Aquario Neo CO2 diffuser dissolves carbon dioxide into a fine mist of bubbles which allows for better dissolution in your water column. These d...

    View full details
    Original price $ 17.89 - Original price $ 19.99
    Original price $ 17.89 - Original price $ 19.99
    Original price $ 17.89
    $ 12.99 - $ 13.99
    $ 12.99 - $ 13.99
    Current price $ 12.99
    Save up to 30% Save %
  • Qanvee CO2 Inline Atomizer
    Qanvee CO2 Inline Atomizer
    Original price $ 10.99 - Original price $ 31.99
    Original price
    $ 10.99 - $ 31.99
    $ 10.99 - $ 31.99
    Current price $ 10.99

    Qanvee CO2 Inline Atomizer

    The Qnvee CO2 atomizer will provide extremely fine dissolution of CO2 in the aquarium's water column, making it readily available to be absorbed b...

    View full details
    Original price $ 10.99 - Original price $ 31.99
    Original price
    $ 10.99 - $ 31.99
    $ 10.99 - $ 31.99
    Current price $ 10.99
  • Aquario NEO CO2 Curved Special Diffuser - Acrylic
    Aquario NEO CO2 Curved Special Diffuser - Acrylic
    Save up to 26% Save %
    Original price $ 20.99 - Original price $ 25.19
    Original price $ 20.99 - Original price $ 25.19
    Original price $ 20.99
    $ 15.99 - $ 19.99
    $ 15.99 - $ 19.99
    Current price $ 15.99

    Aquario Neo CO2 Curved Special Diffuser

    The Aquario NEO CO2 Curved Special series adds a new twist on the Extended Species series. The Curved series features a convenient pre bend tubing ...

    View full details
    Original price $ 20.99 - Original price $ 25.19
    Original price $ 20.99 - Original price $ 25.19
    Original price $ 20.99
    $ 15.99 - $ 19.99
    $ 15.99 - $ 19.99
    Current price $ 15.99
    Save up to 26% Save %
  • Aquario NEO CO2 Normal Special Diffuser - Acrylic
    Aquario NEO CO2 Normal Special Diffuser - Acrylic
    Save up to 29% Save %
    Original price $ 17.89 - Original price $ 20.99
    Original price $ 17.89 - Original price $ 20.99
    Original price $ 17.89
    $ 13.50 - $ 15.00
    $ 13.50 - $ 15.00
    Current price $ 13.50

    Aquario Neo CO2 Normal Special Diffuser

     The Aquario NEO CO2 Normal Special series is similar to the Normal Original Diffuser in size. The main difference is that diffusers in the Special...

    View full details
    Original price $ 17.89 - Original price $ 20.99
    Original price $ 17.89 - Original price $ 20.99
    Original price $ 17.89
    $ 13.50 - $ 15.00
    $ 13.50 - $ 15.00
    Current price $ 13.50
    Save up to 29% Save %
  • Dymax CO2 Drop Checker
    Dymax CO2 Drop Checker
    Save up to 56% Save %
    Original price $ 13.99 - Original price $ 20.99
    Original price $ 13.99 - Original price $ 20.99
    Original price $ 13.99
    $ 5.99 - $ 20.99
    $ 5.99 - $ 20.99
    Current price $ 5.99

    Dymax CO2 Drop Checker

    The Dymax CO2 Drop Checker is a great and essential option to monitor the CO2 levels in an aquarium. It is difficult to know how much CO2 is dissol...

    View full details
    Original price $ 13.99 - Original price $ 20.99
    Original price $ 13.99 - Original price $ 20.99
    Original price $ 13.99
    $ 5.99 - $ 20.99
    $ 5.99 - $ 20.99
    Current price $ 5.99
    Save up to 56% Save %
  • Aquario NEO CO2 Curved Tiny Diffuser - Acrylic
    Aquario NEO CO2 Curved Tiny Diffuser - Acrylic
    Save 26% Save %
    Original price $ 22.99
    Original price $ 22.99 - Original price $ 22.99
    Original price $ 22.99
    Current price $ 16.99
    $ 16.99 - $ 16.99
    Current price $ 16.99

    Aquario Neo CO2 Curved Diffuser - Tiny

    The Aquario NEO CO2 Curved Tiny series adds a new feature on the Extended Species series. The Curved series features a convenient pre bend tubing t...

    View full details
    Original price $ 22.99
    Original price $ 22.99 - Original price $ 22.99
    Original price $ 22.99
    Current price $ 16.99
    $ 16.99 - $ 16.99
    Current price $ 16.99
    Save 26% Save %
  • Aquario NEO CO2 Extended Tiny Diffuser - Acrylic
    Aquario NEO CO2 Extended Tiny Diffuser - Acrylic
    Save 26% Save %
    Original price $ 22.99
    Original price $ 22.99 - Original price $ 22.99
    Original price $ 22.99
    Current price $ 16.99
    $ 16.99 - $ 16.99
    Current price $ 16.99

    Aquario Neo CO2 Extended Diffuser - Tiny

    The Aquario NEO CO2 Extended Tiny features a long diffuser tube that can be bent to the desired size. Diffusers in the Tiny series do not have a bu...

    View full details
    Original price $ 22.99
    Original price $ 22.99 - Original price $ 22.99
    Original price $ 22.99
    Current price $ 16.99
    $ 16.99 - $ 16.99
    Current price $ 16.99
    Save 26% Save %
  • Aquario Neo CO2 Normal Tiny Diffuser - Acrylic
    Aquario Neo CO2 Normal Tiny Diffuser - Acrylic
    Save 25% Save %
    Original price $ 17.89
    Original price $ 17.89 - Original price $ 17.89
    Original price $ 17.89
    Current price $ 13.50
    $ 13.50 - $ 13.50
    Current price $ 13.50

    Aquario Neo CO2 Normal Diffuser - Tiny

    The Aquario NEO CO2 Normal Tiny features a shorter tube length and can be used for both rimless and rimmed aquariums. Diffusers in the Tiny series ...

    View full details
    Original price $ 17.89
    Original price $ 17.89 - Original price $ 17.89
    Original price $ 17.89
    Current price $ 13.50
    $ 13.50 - $ 13.50
    Current price $ 13.50
    Save 25% Save %
  • Aquario NEO CO2 - DIY CO2 Kit
    Original price $ 21.99 - Original price $ 21.99
    Original price
    $ 21.99
    $ 21.99 - $ 21.99
    Current price $ 21.99

    Aquario Neo CO2 - DIY CO2 Kit

    Aquario NEO DIY CO2 Kit is the perfect CO2 system for beginners. Carbon is an important nutrient needed by plants to grow. The best way to supply y...

    View full details
    Original price $ 21.99 - Original price $ 21.99
    Original price
    $ 21.99
    $ 21.99 - $ 21.99
    Current price $ 21.99
  • Ultum Nature System Disposable CO2 Cartridge
    Ultum Nature System Disposable CO2 Cartridge
    Original price $ 14.99 - Original price $ 59.99
    Original price
    $ 14.99 - $ 59.99
    $ 14.99 - $ 59.99
    Current price $ 14.99

    Ultum Nature Systems Disposable CO2 Cartridge

    This disposable CO2 Cartridge makes refills quick and painless. 90 grams per cartridge, simply swap it out, reconnect a new cartridge and your ...

    View full details
    Original price $ 14.99 - Original price $ 59.99
    Original price
    $ 14.99 - $ 59.99
    $ 14.99 - $ 59.99
    Current price $ 14.99