Growers Supply


Johnson Gas CO2 Generators

Improve plant quality, while increasing production with Johnson Gas CO2 Generators. These generators automatically provide the carbon dioxide needed to meet maximum growing potential for only pennies per day.

  • Easy to install in any greenhouse, without expensive duct work.
  • CO2 is diffused evenly throughout greenhouse. No supplemental fans required.
  • Small size for easy movement.
  • Constructed from high-quality steel for corrosion resistance and long life.
  • Controls subject to rigorous testing during production to ensure safe and proper operation.
  • Automatic gas shut-off in case of pilot failure.
  • Based on one air exchange per hour, 1,500 ppm can be obtained per unit in a 4,800 sq. ft. greenhouse or an equivalent 50,000 cu. ft. volume.
  • Transformer is required for operation. Can operate up to three units with one transformer. 115 V/24 V, 40 VA.
  • 1 year manufacturer's warranty.