so this is my first grow.i just gived 1 to friend.they wher prety week when a got them.this week was a great grow.i have some problem the the cold weather that is cooling my grow room but that is geating fix.its curently on a 400w MH.i hade order a 600w cool tube ,after 1 week the order was cancel.so i found a cheaper price for a 1000w with no cool tube.i am actualy bulding a cool tube and DWC systmen for the 2 grow,will have pics as soon it is built.please leace comment.good or bad