Well so far I am really impressed with Grand Design. We had a strange intermittent problem on our initial trip with our Reflection 303RLS, so I posted on the Grand Design Owner's Forum. Several folks ...
Too bad about the fresh water tank. I see they have a larger tank in the toy hauler. You could submit a question on the website or owners forum to see if that is something they are coming out with.
We will be at the Dayton KOA for Hamvention if you are going to be there and want to see our unit.