I set up a tank at work... I Have some down time so I put in a nice tank Its a Breeder 40 with 35lbs live Rock, a Cascade 1500 and UV, 2 70w HQI Metal Halides and 2 36" 420 Actinics, and an auto top off with a float valve that kicks on a mag 7 in a 5 gallon bucket of ro/di. I dose Sea balance...