I have a 90 Gal mixed reef. (Softies, FPS and SPS) I run 2) 175 14K MH, and 2) 110 VHO Atinics. I have a closed loop utilizing a oceans motion device and a blueline pump. My sump return is a Mag 7. I also have 1 Seio 820 for added flow. I think I have 2 or the 3 main requirements for keeping...