Thanks Doc :) Yes, the tent is a 4x4. Those trays are Omni 50L under bed storage. Actually the tent can hold 6 of the 25L prefectly, just don't have the xtra coin atm. Had 6 running sidebyside under 2 - 600 with parabolic hoods, in soil, but that is old news. Hempy is the way for me now!!! Not...