I just upgraded from a 12 gallon nano cube with a sump to a 30 gallon...This is 16 days old...
http://www.nano-reef.com/forums/index.php?showtopic=113056&pid=1063550&st=0&#entry1063550
http://www.nano-reef.com/forums/index.php?showtopic=113056&pid=1063550&st=0&#entry1063550