Active Air CO2 System with Timer, 0.2-2 cu ft per hour

SRP $129.77
3 Year

Product Details

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

NOTE: Current COSYS & COSYS20 now come equipped with a black rubber O-ring that has replaced the white plastic washer. 


Attribute name Attribute value
Barcodes 10638104200018 (GTIN)
638104200011 (UPC-A)
Dimensions 20.1L x 18.2W x 14.8H (CS)
8.8L x 9.8W x 6.9H (EA)
40.0L x 48.0W x 66.0H (PL)
Shipping Weight 4.3 lbs.