Hydrofarm CO2 (1-20 cu ft per hour) with Timer

Hydrofarm CO2 (1-20 cu ft per hour) with Timer

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

"

Write a review

Please login or register to review
  • Brand: Active Air
  • Product Code: COSYS20
  • Availability: In Stock
  • $114.95
The Under Current® is the worlds first re-circulating Water Culture Hydroponic System featuring our ..
$1,864.95
Compact and easy to use, the Atlas® 9 is a growers dream. The 15 ft remote sensor allows you to meas..
$211.95
MovinCool® Condenser Air Plenum is a white plastic plenum that easily attaches to unit to supply out..
$495.00
NEW IMPROVED EZ-CLONE LOW PRO 128, NOW AVAILABLE IN WHITE EZ-CLONE has once again reinvented itself ..
$459.95
Our e-series ballasts no longer require a switchboard to be switched on and off and no longer need t..
$279.00
Nuke Em® insecticide/fungicide is a pesticide that has been proven effective in both hobby and comme..
$409.95
Sturdy, non-breakable food grade plastic cups with graduated metric markings and reinforced handle. ..
$11.95
Active Air Inline Duct Fans offer innovation and performance at a great price. With a full line of f..
$129.95 $97.46
Active Air Inline Duct Fans offer innovation and performance at a great price. With a full line of f..
$169.95 $127.46
AzaMax is a natural product with a broad spectrum of pest control. It contains Azadirachtin A & ..
$29.58 $22.18
AzaMax is a natural product with a broad spectrum of pest control. It contains Azadirachtin A & ..
$69.98 $52.48
AzaMax is a natural product with a broad spectrum of pest control. It contains Azadirachtin A & ..
$118.95 $89.21
Boveda’s patented 62% humidity control packs regulate moisture content, keeping the contents of your..
$1.25
These are standard 1020 trays with the exception that they are four times the thickness of tradition..
$4.99
BIG BUD® ORGANIC Finally! The Same Big Bud Bloom Booster You Know And Love, Now 100% Organic*! *B..
$16.80
Cha Ching® is a pH balanced blend of extra strength nutrients specifically formulated to increase es..
$36.99