Quote Originally Posted by eric1283 View Post
I was thinking of putting a hob overflow box in the middle chamber with a return line going into the third chamber but I'm not sure how well it would work.
Click my build thread in my sig. I run a HOB overflow in the 3rd chamber. I also added a HOB Skimmer in the first chamber. The second chamber I made a cryptic fuge and put live rock rubble in it.

See my build thread and it might help spark some ideas. I have tons of pics.