Okay, this might seem to be kind of a dumb question, but I am fairly new to SW and I am reading the threads, but...and here we go:
I have a 55g that is going to be a RT. Do I really need a skimmer or sump?
The tank is 36x18x20 as in wxdxh
It is not drilled.
I am intending to put HOB filtration...