heres my plan on these as far as setup build a rack useing 2x4 3/4 inch plywood, then the two tanks on top go to one t that flows in to a 3/4 inch pipe down to a 4 way that connects the bottom two tanks to the system which then flows down to the sump a 40 gal rubbermaid tote through bio media then in to sump the pump i am going to use is a 1000 gph to turn the system close to 5 times this then gos to the tanks anyone have plans similar to this . thanks for all the help