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They generally have the prices posted on the walls between the tanks but I know they are upgading to Ipads on the walls to list the prices. I picked up a bunch of nice acans and a fish while I was there.
There is a build thread out there and it is pretty amazing. The guy built his skimmers and did a ton of DIY on the tank. Just google 20000 g aquarium and you can find it.
So you have had High alk and calc, a fish that can be not fully reef safe and hit the tank with a ton of aipstia x. You can get your params in order and wait to see if they improve. If they do not, then I think you found your culprit in the filefish.
I agree with the above, but wanted to add. What are the k ratings of the bulbs you got? How long you run your MH is going to depend on what you have in the tank, heat, and how your tank reacts to it. 6-8 seems to be standard but I have seen amazing tanks that run as little as 4 hours and some...
Xenia and star polyps can out grow other corals and drown them. Your option is to take some out or let it grow but in the end you might have 10g full of xenia.
With the 60 your stand will be 2x2 so you will probably have to get a custom sump made to fit what you need to in there. I know PaulM just had one made for the same size so you might want to drop him a line. When I had the 45g which is the same dimensions, it was cramped. I had the sump on...
The pressure sensitive float switches that Avast uses in the davy jones are also carried by AO. They are not the same brand but serve the same function.