Quote Originally Posted by Dexter007
thanx a lot man..

so if i would use 2 200w cfl 2700k ,12,800 lumens and 4 cfl 20w 2700k 1200 lumens for flowering i would be allright?
You need two or three times more than that for 28 square foot area.

Compare this:
200W CFL 12800lm - 160W T5 12300lm (2x80w)
40W CFL 2400lm (2x20W) - 39W T5 3100lm