two 4x4 tents. One 3x4 tent. 6" intake fans on all of them. One 4x4 has a 6" exhaust and the other is tied into a hydro farm 4" high output fan. I'm running a 8000btu pg portable air conditioner. One 4x4 has a mars pro epistar 320 in it. The integer 4x4 has a 600w 6" air cooled mh/hps light with...