Active intake systems actively draw air into your grow room with a fan.
Grow room intake light trap.
Monster gardens 403 661 views.
This short video gives a quick demonstration of how to install greenhouse light traps.
Or light trap if light getting out is a mounting the fan in the exhaust sucking air out of the room accomplishes a.
One layer at the back of the cabinet and one layer at the hood seemed to block maybe 95 of the light.
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.
Yes i know they add yet more costs to your set up but they help to keep your indoor garden clean an.
Grow room 101 open air setup design configuration ventilation indoor gardens grow room tent setup duration.
I used it on my passive intake for the hood vent.
All that this means is that you have one fan blowing air out and another blowing air in.
Do you believe in air intake filters.
Vent intake light traps exhaust fan to.
These light traps will block additional light that might come in throu.