Wouldn't a kitchen cabinet maker be able to supply custom lacquered panels? It'll be some sort of highly sanded wood product. I think if you know of an architect or interior designer, or store display discipline, they will advise you of a suitable material. This thread might be of interest to you as well:
http://www.reefcentral.com/forums/sh....php?t=1767159
http://www.reefcentral.com/forums/sh...1767159&page=7
regs
msjboy