On Saturday, March 14, 2015 at 1:58:18 PM UTC, Fevric J. Glandules wrote:
GMM wrote:

Synthetic slates - should be pretty sun-resistant but may be challenging
to hang vertically.


I did my shed roof in this stuff:
https://www.roofingsuperstore.co.uk/...o-slate-1.html

I expect it to last for decades. It's flexible. Rubbery might be the
best word. So not hard to hang / mount. Just bang some nails in.

shingles. Or even inner tubes.