Pro Leaf CO₂ Controller

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Get precise CO2 control with a Pro-Leaf CO2 Controller. You can adjust the output from 400ppm - 2000ppm. To prevent CO2 waste, dosing is restricted to lights on when plants use CO2 . You can use it with bottled CO2 or propane gas. Controls CO2 output (from 400ppm - 2000ppm) Use it with bottled CO2 or propane gas Day & night mode One year manufacturer's warranty Show more