I think cfls....now and in future mate, i'm not good enough with diy to make an awesome cab and heat issues scare me, cfls seem like the safest way. Lol my next grow cab is going to be a large cardboard box :mrgreen: preparing it now! It'll be 28"(L) 22"(D) 40" (H), and at least 4 x 30w cfls at...