I have been converting a fowlr tank to reef overthepastfew months. It is 75 gal with hang on back filter. About 60 lbs live rock, 3 inch sand bed. There is one power head 750 gph korilina. Lighting is koralife 48" 4 hop t5 with the 4 led night nights that swivel. Some ?s what's the beltway to...