Active Air-Timer

Regular price
$129.77
Sale price
$129.77
Quantity must be 1 or more
Hydrofarm CO2 (.2-2 cu ft per hour) with Timer
Hydrofarm CO2 (1-20 cu ft per hour) with Timer

Deliver growth-boosting CO with our user-friendly, easy to operate system. With its programmable timer, it will automatically maintain ideal CO 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 CO 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.

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