On Sunday, March 31, 2019 at 5:30:18 PM UTC-7, SF wrote:
we flat black anodized Grob Aluminum panels and they came out great, and not too expensive.
SF
I finish with Rust Oleum rough finish spray Home Depot. If you want it flat black then coat with Flat Black wood stove paint Rust Oleum Home Depot.
http://www.craggyaero.com/Ventusb2013.jpg
Richard
www.craggyaero.com