Hi

I am also looking for a longer time for some housing as you describe,
but I did not find anything. So I decided that I have to build something
from different parts, ut I did not yet do it until now.

My idea is:
Use a housing like
http://www.buerklin.com/gruppen/KapH/H160150.asp
and fit it up with profiles like
http://www.proma-technologie.com/deutsch/rundum_l/produkte/19zoll/pdf/tprof1.pdf


Florian