I just opened up the trim on my 15-passenger E-seires, and noticed there's ~3.5-4 inches of void / space behind the trim. Anyone ever try to put a niche shelf in their wall panel?
I'd do it in a heartbeat if I had a perfect shaped box handy, like this:
(just the lower portion)
... but not finding anything perfect.
Let me know if you've done something or have suggestions for a ready-made solution (I know I could build something, but not worth it right now).