07-26-2017, 12:21 PM
|
#4 (permalink)
|
|
Master EcoModder
Join Date: Aug 2012
Location: northwest of normal
Posts: 29,426
Thanks: 8,370
Thanked 9,128 Times in 7,537 Posts
|
Coroplast is an exemplar of a category.
https://www.google.com/search?q=doub...l+fluted+panel
Metal, polycarbonate, filled with insulation, etc. |
|
|
|