Originally Posted by DBeauchamp
Battery life and battery maointenance has a ton to do with your battery charger/inverter system. If your RV is equipped with a good 3-stage charging system, then your batteries should pretty much be maintenance free and should last about the same as they do in a regular car.
I upgraded my converter/charger and installed 6-volt golf cart batteries from Sam's Club a couple years ago . . . very happy with the results!