I have a ts600 and a ts1000 in my 4x4 flower tent the ts600 side is not growing as fast and I also have ts600 in closet for seedlings 2x3 I would recommend getting a few ts1000 over the ts600 it is dimmable more power and the draw on ts1000 is like max 157w. 600 is not dimmable and is a bit...