Pro Leaf Co2 PPM Digital Controller PPM-B1

Get precise C02 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
• 1 year manufacturer's warranty