[Zacktosterone]

Hey,

I've got a 500 gallon tank PENINSULA style (so the rock is on the middle), mostly sps
The tank dimensions are 84L"x48W"x30H" I also have 4 72" Reefbrite XHO 2 are blue 2 are 50/50 white blue. In trying to figure out if I need

2 rows of 6 xr30
2 rows of 8 xr30
3 rows of 3 xr 30

3 rows of 5 xr15
3 rows of 18 xr15
2 rows of 6 xr15


I'm thinking about the future version of major colonies. Any help would be appreciated. Thanks folks