the hydo hut mimi i just got it i am using the 3x3 tray. im also finding it seems to be alot harder to control my enviorment in the hydohut compared to the smaller closet i was using to veg them ill put a couple pictures up after the light comes back on so you can see how much space the 3x3 tray will take oh also i am only ussing a 400 hps i think with the 1000 hps you going to have serious hieght issues im already starting to see that im going to have issues and i only have a 400