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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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CO2 Cylinder

CO2 Cylinder

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. ...

From $79.99
CO2 Regulators

CO2 Regulators

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...

From $150.00
AquaticLife CO2 Regulator with Lighted Solenoid

AquaticLife CO2 Regulator with Lighted Solenoid

CO2 Regulator Specifications: Bottle Pressure Gauge: 3,500 PSI Max Reduced Pressure Gauge: 140 PSI Max Electronic Solenoid: 120 Volts Power Cord: 2 Meters Bottle Connection: Female CGA 320 CO2 Line-Out Connect...

$148.99
Tunze CO2 Pressure Regulator 7077/3

Tunze CO2 Pressure Regulator 7077/3

Tunze Dual-gauge CO2 regulator assembly (7077/3) Precision device with fine adjustment for standard CO2 cylinders(CGA 320 threads - US Version). To be mounted without tools, precise adjustments, two pressure gauges, and pressure...

$107.42
Sicce CO2 Life 1 CO2 Injection System

Sicce CO2 Life 1 CO2 Injection System

The safest and easiest system on the market. CO2 life is a patented carbon dioxide delivery system which does not require any bottles or other external equipment. It works using a carbon cartridge which ensures a continual and con...

From $76.39
Aqua Medic CO2 Reactor 1000

Aqua Medic CO2 Reactor 1000

An aquarium isn't just about fish. It's about plants, too. A complete aquarium has its own fair share of healthy greens, as much as its share of colorful fish. Thus, it's important that you supply enough carbon dioxide or CO2 in y...

$129.01
AquaMaxx Nano CO2 Regulator

AquaMaxx Nano CO2 Regulator

AquaMaxx Single Gauge Nano CO2 Regulator The AquaMaxx Nano CO2 Regulators are produced using the highest quality components. The AquaMaxx Single Gauge Regulator comes installed with a heavy duty magnetic solenoid and a high pr...

$133.49
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