Quote Originally Posted by growbe
Both, but you better be able to exhaust all the heat in that small space. The room is to small for a mover unless you are planning on trying one of those movers that spin.
Its not a 3x3 area... that just how much light coveragre my 600w'er has. I really have like 10x20 feet of grow space... so space isn't an issue. So how long of a light rail could i use without lowering the light intensity? I think im going to get some "smart" ballasts when i save up some cash.