480 acrylic and 2 80 gal. glass and about 125 or so sump/fuge, all one system (EReef cs-12 skimmer). And one Iwaki 3/4 hp pushing all that water! Eel in one glass, nemos in the other and a bunch of tangs/angels in the middle! Getting ready to add a 125 fuge to my office desktop 2 rooms away . . gonna use spaflex hose to feed it and gravity return to the sump.