i need some help please..
im planning on getting the DR 120 by jardin 3'11" x 3'11"x 6'6"
im going to run a 400 watt HPS in it as well. with either a vented hood or cooltube
my questions are
1.cooltube or vented hood
2. what size,strength,and amount of intakes and exhaust fans
3. what size...