Gary -
Since these are custom you can have anything you want up there. Here is an example
The height of this area is going to be dictated by the cab height. On the FL70 chassis this area will be much higher. I have a 7 & 8 year old and I was not going to even come close to making this anything other than a bunk. That's all they talked about was that bunk.
2003 28' Show Hauler Motorhome on a 1995 FL 120
www.showhauler.com