Most indoor cannabis growers use fans to blow air around within the grow area.
Closet grow room ventilation.
I put charcoal filters in the holes and built a shelf on the larger hole and put a fan on it to pull air out of the closet through the vent.
If your grow room is in a closet or cabinet you want to choose a light that can be closer and that runs cooler like cfl or led without extra ventilation.
Step by step grow room setup.
But if you have a larger space hid lights are good as they are very growth efficient.
Spend some time creating a good grow room.
Placing fans in the grow area.
Let s cover what you need to know about fans for in the grow room and as part of your exhaust system.
Grow room ventilation if there is just one thing that i would pass on it is that proper ventilation is the most important thing for a closet grow.
With this grow room ventilation system you have a fan blowing air out but no fan blowing air in.
So you need to ensure regular air circulation around them for 24 7.
It is more important than your lighting or your grow system or anything else.
Some of the best tools to control air flow humidity and temperature in the grow room are fans along with a way to vent out used air.
New seedlings are quite vulnerable to diseases sourced from damping off air.
Instead you have an intake hole that passively allows new air to enter thanks to the pressure differences between the inside of the room and the outside.
I cut holes in the door to match the vent facings.
And it all starts from the seedling stage.
Fitting your grow room with a digital thermometer and hygrometer for humidity are great ways for you to keep a consistent growing environment.