Active Air CO2 System with Timer, 0.2-2 cu ft per hour Water Heaters Chillers the deionization method removes virtually

the deionization method removes virtually all ions and contaminants

The GroGreen uses a dual-media system — KDF85 paired with Granulated Catalytic Activated Carbon — to tackle a broad spectrum of contaminants in a single pass

Water-Soluble Plant Food with seaweed

Indoor Grow Partner For Environment Control:The Mars Hydro 6 inch inline duct fan and carbon filter combo ventilation kit is capable of ventilating and filtrating a 3x3 grow tent

in the frequencies of 5000-5500K (white)

Active Air CO2 System with Timer, 0.2-2 cu ft per hour Water Heaters Chillers the deionization method removes virtuallyDescription 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