I am in the process of purchasing a very large tank. Currently it is set up and running with 5 fish and some soft corals. The tank itself is 84" W x 24" D, x 36" H. The stand is 96" OAL, 83" OAH, and 29 1/2" deep. I'm guessing around 290 gallons. It also has a sump, skimmer, 1/2 horse chiller...