CO2

  • HydroGEN PRO Water-Cooled CO2 Generator, LP
    Hydro Innovations

    Water Cooled CO2 Generator - Liquid Propane

    Hydro Innovations is proud to present the next generation in water-cooled CO2 generators, the HydroGEN PRO. Like the original, the PRO version uses a water-cooled heat exchanger to cool nearly 90% of the heat produced by burning propane. The new unit has...
    $322.50
    $429.95
  • Active Air 20 lb CO2 Tank
    Active Air

    20LB C02 CYLINDER W/ 320 VALVE & BLACK

    Store a large supply of carbon dioxide in a safe, portable container with our 20-pound all aluminum CO2 tank. Sold empty (you must fill with your own supply), the tanks stand 23.2" high and the slim design won't take up much space in your indoor grow...
    $228.01
    $288.99