i do i have a 12x12 room devided into two parts (veg and flower) and i keep clones under fluros in the same room but the air conditioner went out and with my 400w hps for flower and dual 250w mh for veg it got real hot quick so my girls are still under their 400w hps and lightproofed too just in a temp closet.... i cant sleep with 2 250w lights so there under fluros just till i get the new ac(hopefully tomorow) and seince i cant lightproof my bedroom i figure 24 hrs light better than 18 with light leeks ...........when i get my room fixed ill post pics on here thanks