Each powder coat finish contains UV inhibitors for exterior use and is tested for adhesion rated 4B - well beyond any industry standard. Choose finishes for colors, textures. and gloss level. And as with any prominent feature or work of art, use the support structure to complement and frame the panels rather than trying to match them.
Patina Powdercoats are developed by Parasoleil to have the depth, durability, and natural characteristics of metals, stone, and oxidized materials. The only substitute for this quality of finish is to use the raw elements, themselves.