Having the same issue with a 400 watt hps open winged hood in a utility closet (8' x 4' 5" x 5'10") 208 cubic feet. Room temps low to mid 90's (with the door open) and two isolating house fans. Going into 3rd week of flower , I will be adding 1, 4" hole up high and 1, 6" hole down low on the...