Back Draught Shutter guardian monitor Mix each product individually into

Mix each product individually into the reservoir

Strong Root-Zone Aeration

Also featuring Fuzzy logic operation which offers additional accuracy when utilizing compressed gas for co2 supplementation

1 x Green 190 microns

The open structure maintains oxygen around the roots and supports vigorous root development

Back Draught Shutter guardian monitor Mix each product individually intoBack Draught Shutter Use Back Draught Shutter To Block Unnecessary Odour, Bugs and Pollen Into Your Precious Grow Room During Inlet Fan Downtime! Backdraft shutters (also known as Butterfly Dampers) are widely used in conjunction with inline exhaust fan systems. When the exhaust system is not running, a backdraft shutter is a draught stopper used to block air, pollen and bugs from moving in the wrong direction. When an air stream creates pressure, the