Lokee Green Grower Joined Nov 29, 2008 Messages 10 Reaction score 3 Dec 13, 2009 #1 So I have a dresser I am turning into a small growbox the dimensions are 37" w X 14" L X 39" H I want to use my 250hps but don't have a cooltube wondering is a 140cfm fan enough to keep the temps down?
So I have a dresser I am turning into a small growbox the dimensions are 37" w X 14" L X 39" H I want to use my 250hps but don't have a cooltube wondering is a 140cfm fan enough to keep the temps down?