Vent intake light traps exhaust fan to.
Grow room intake light trap.
Great deal here doran dark room no light fan and 2 no light vents ebay item 290229610744 end time may 13 08 11 25 37 pdt a more ghetto solution is black pantyhose.
Grow room 101 open air setup design configuration ventilation indoor gardens grow room tent setup duration.
Or light trap if light getting out is a mounting the fan in the exhaust sucking air out of the room accomplishes a.
These light traps will block additional light that might come in throu.
I used it on my passive intake for the hood vent.
The size of the intake hole doesn t matter as much in this system so if your intake hole is the same size as your out take hole then you might want to consider using an active intake.
One layer at the back of the cabinet and one layer at the hood seemed to block maybe 95 of the light.
Yes i know they add yet more costs to your set up but they help to keep your indoor garden clean an.
Active intake systems actively draw air into your grow room with a fan.
Lets see your vent intake light traps growroom designs equipment forum at international cannagraphic magazine.
Monster gardens 403 661 views.
All that this means is that you have one fan blowing air out and another blowing air in.