Grozone: Ultra Simple CO2 Controller USCO2

Save $154.04
Sale price$245.95 Regular price$399.99
In stock
Commercial & ACMPR growers: Email us for wholesale orders


This is Grozone’s beginner solution for growers looking for affordable and easy-to-use CO2 controller.

  • User can select one among five preset CO2 control values (1000, 1125, 1250, 1375 and 1500 PPM)
  • User can select one among five preset Elevation values for improved CO2 control in higher altitudes (sea level, 1000, 3000, 5280, 7000 feet)
  • 3-LED Display shows ambient CO2 value (7 ranges between 500 and 2000 PPM)
  • Day/Night detection to turn off CO2 enrichment during the night
  • One-button calibration in fresh air (400 PPM)
  • 5 Amps Output (for CO2 burner valve or regulator coil)

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