55 gallon saltwater i have 50 lbs of live rock ,sea clone hob skimmer and flourescent lighting it's been running like that for about a year.
I just bought the formosa-dx double strip triple fan system t5 lighting
i got a custom built 25 gallon sump from custom king
i got a sen 600 gph return pump
single tube overflow box
custom built skimmer with a 900 gph ocean runner submercible pump