Join Date: Sep 2013
Location: Tallahassee, Fl
Sadly the dpg sale does not cover the 5.5 if you are going to petco. It is only 10, 20, 29, 40, and 55 gallon tanks. The 5.5 is only around $15 though so its not a very expensive tank.
I cant however answer any of your other questions, sorry.