I have 2 175w Iwasaki Halides, 2 54w T5 UVL SA and 2 54w T5 ATI B+
No sump, just 3 modified PHs and a Koralia 4 (just got it last week) and a cheap butt Prizm. I do weekly water changes of 15 gallons and the only supps I use is the homemade 2-part (3-part once I get some mag flake)