bigdawg
- 63
- 18
what size light cooling fan (cfm) would I need for a 600 watt MH light in a sealed sunleaves XL reflector, all in a 4' x 4' x 8' tall grow closet?? hood has 8" dia. connections on it, but can reduce it down for smaller, more efficient fan. any ideas??? oh...also in minnesota basement. :anim_30::rastadancing::character0111: