I had 150 with stand, canopy, lighing, sump, 200 lbs live rock, and floor started to feel a little weak when you walked up on it after about 6 months, I would beaf it up a little if you can, better safe than sorry water weighs 8.xxx, can't remember say 9 lbs per gallon, so your at 1080 with the water alone, tank, say 150, stand, 120, canopy 80, sump with water say 40 gallon, thats 360, live rock 1 lbs per gallon, not much rock, 120 lbs, say 20 for misc. lets seee that's 1930 lbs......... up to you !!!!!!!!!!!!!11