Active Air CO2 System with Timer, 0.2-2 cu ft per hour GROWGANICA goGnats is a poison-free alternative

goGnats is a poison-free alternative for the control of soil-fungus gnats

This is the real deal

sold separately) By connecting the smart FC6500 to the Mars Hydro app

17" height

Can be used in conventional or organic growing

Active Air CO2 System with Timer, 0.2-2 cu ft per hour GROWGANICA goGnats is a poison-free alternativeDescription 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