Ok...for starters...I have a 55G FOWLR tank wet/dry, Red Sea Protien deluxe skimmer, 2 powersweep powerheads, 220W PC lights...with about 75 pounds of Live Rock and 80 pounds of live sand. I am in the process of making a refugium for the tank out of an old 10G tank. I do 10G water changes once...