http://www.amazon.com/gp/aw/d.html/ref=aw_d_iv_garden?is=l&a=B0029O3K7U
The link above is the type of light system I have, its in a box about 7ft tall 3.5ft wide and 3ft deep. The box is in my closet and has ac air cooling the roomdown, also fans circulating and one 3.5 in exhaust fan on top...