Deliver growth-boosting CO2 with our user-friendly, easy to operate system. With its programmable timer, it will automatically maintain ideal CO2 levels for optimum growth. For small to medium size areas, select the COSYS; for larger than 10' x 10' areas, select the COSYS20.
To use Hydrofarm's CO2 Flow Rate Calculator, click HERE
Item Number: 131050
Universal Product Code: 638104200059
Manufacturer's Part Number: COSYS20
Brand: Active Air