Quote Originally Posted by EvilCartman
IMO the 2'x4' tray should be your res., something smaller for the tray. You won't use the full 2'X4' at the base of the plants anyway, and you need an easy access to the res.

You won't get much of a lower profile than that.
Im confused, so you are saying that the top tray should be smaller than the bottom? Anybody else get this?