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CO2 Systems & Accessories

Aquarium Supplies

Aquarium CO2 Systems & Accessories

CO2 (carbon dioxide) is utilized by calcium reactors to dissolve media and release calcium into the reef aquarium. And, since nearly half the dry matter of any plant is carbon, CO2 is also a popular plant nutrient for freshwater planted tanks.

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  1. CO2-Proof Tubing - Blue (per ft)

    CO2-Proof Tubing - Blue (per ft)

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    An aquarium needs a lot of oxygen because of the fish and corals living in it, but let's not forget about carbon dioxide (or CO2 for short), too. Plants need CO2 as much as animals need oxygen. However, CO2 is usually not as abund...
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    $0.99
  2. MK I Perma-Seal CO2 Outlet Port - 1 Piece

    MK I Perma-Seal CO2 Outlet Port - 1 Piece

    Don’t you just hate it when your carbon dioxide regulators often give off a loud noise because of the times when its contents leak out of the faulty tubes? Are you worried that you are wasting this precious element every time your...
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    $3.49
  3. 10 lb. CO2 Cylinder

    10 lb. CO2 Cylinder

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    10-pound brushed aluminum cylinder. Made in the US. Brand new and empty. Equipped with Sherwood Cylinder Valve w/ black hand wheel. CO2 regulators and CO2 cylinders have CGA 320 fittings for USA & Canada. A CGA-320 fittin...
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    $118.49
  4. Needle Valve For CO2 Regulator

    Needle Valve For CO2 Regulator

    Carbon dioxide, or CO2, is important to nourishing the health of aquatic creatures because it serves as the primary source of carbon. In the sea, nature keeps the balance of carbon dioxide in place, but in your aquarium, you have ...
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    $24.49
  5. CO2 Regulator Deluxe - Dual Gauge with Solenoid

    CO2 Regulators

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    CO2 for your aquatic plants in your aquarium needs to be properly regulated. The CO2 Regulator Deluxe- Dual Gauge with Solenoid from Pet Store is a wonderful device that will help you regulate CO2 appropriately in your tank. Thi...
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    $150.00
  6. CO2 Regulator Deluxe - Dual Gauge with Solenoid

    CO2 Regulator Deluxe - Dual Gauge with Solenoid

    CO2 for your aquatic plants in your aquarium needs to be properly regulated. The CO2 Regulator Deluxe- Dual Gauge with Solenoid from Pet Store is a wonderful device that will help you regulate CO2 appropriately in your tank. Thi...
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    $150.00
  7. 5 lb. CO2 Cylinder

    CO2 Cylinder

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    Your aquatic inhabitants need their fair share of carbon dioxide, too. This will aid in the steady circulation of oxygen around your tank, and it will provide you with an extra-advantage when it comes to pumping out impurities. ...
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    $83.99
  8. CO2-Proof Tubing - Green (per ft)

    CO2-Proof Tubing - Green (per ft)

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    Use the CO2- Proof Tubing - Green (Per Ft) from Pet Store if you need a reliable airline tubing that lasts. Normally, airline tubing will eventually become hard when exposed to carbon dioxide for a long time. This will reduce th...
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    $0.99
  9. Turbo-Jet CO2 Reactor

    Turbo-Jet CO2 Reactor

    Free your aquarium water from harmful carbon dioxide by using the Turbo-Jet CO2 Reactor from Pet Store . This reactor has a unique double spray design. It has upper turbo currents that trap CO2 on top and lower jet streams that f...
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    $19.99
  10. CO2-Proof Tubing - Black (per ft)

    CO2-Proof Tubing - Black (per ft)

    Enabling your air pumps to do their jobs well requires the right equipment. The CO2-Proof Tubing from Pet Store is the perfect partner of your air pump for its improved performance. Regular airline tubing is made up of materials...
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    $0.99

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