Active Air-Timer Options:Hydrofarm CO2 (.2-2 cu ft per hour) with Timer Looks like Powdered Sunshine

Looks like Powdered Sunshine

It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals

(4) Yucca - 2 oz

Case Pallet = 180

Runs 70% cooler than HID lighting

Active Air-Timer Options:Hydrofarm CO2 (.2-2 cu ft per hour) with Timer Looks like Powdered SunshineDeliver 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.