F Fletcher Member Sep 13, 2010 #1 Not sure If Im better off with a 600 watt hps air cooled or just a 600 watt open reflecter, or to just stay with a 400 watt hps. This is in a 4x4 room. Is a 400 watt enough for a 4x4 room?
Not sure If Im better off with a 600 watt hps air cooled or just a 600 watt open reflecter, or to just stay with a 400 watt hps. This is in a 4x4 room. Is a 400 watt enough for a 4x4 room?
F fred flintstoned Well-Known Member Sep 13, 2010 #2 In a word, no. 600 will do it, not well. 1000W covers 4x4 very well. Fred
