Active Air CO2 System with Timer, 0.2-2 cu ft per hour vacuum Please reset it: Press and

Please reset it: Press and hold the CF filter life indicator for 7 seconds

The AC Infinity axial fan is UL recognized

and electrical uses

* Runs MH or HPS lamps

What are the hazards of Acetone

Active Air CO2 System with Timer, 0.2-2 cu ft per hour vacuum Please reset it: Press andDescription User friendly CO2 system: Boost growth with our system. It features a programmable timer that automatically maintains ideal CO2 levels for optimum growth. For areas small to medium in size, select the COSYS. For areas larger than 10' x 10', select the COSYS20. CO2 Flow Rate Calculator: To use Hydrofarm's flow rate calculator, click HERE. Update on COSYS & COSYS20: Please note that current models now come equipped with a black rubber O