Well, plans didnt end up working out on the 100g acrylic I was going to use. I was not able to repair the leak. SOooo I decided soon to pick up a standard 125 gallon, 72w x 18d x 21?" tall. Figured for lighting I need med to high lighting. fertilized and co2 injection. going to use two 36" lights T5HO, question is, total of 4, 6, or 8 to acheive my lighting needs?