OK, first, go with the sump, I did not on my 125 and have on my 180, makes life a lot easier.
choice sounds fine.
Third, Not to bum you out, but be careful stocking a 90 with those size fish. Most tangs will eventually get too big for a 90, you could do a yellow, scopas, maybe blue. But if you did one butterfly, angel, and tang, you are darn close to overstocked. 90 is a bit tight for large fish like that, so I am jus saying, choose wisely.
Woo Hoo, PAYDAY! Time to pay the LFS
rent (even before I pay mine
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