I'll double check on the high end availability, the guy mixing it last time muttered that it wasn't as he was looking at his computer screen doing a search. I'll also see if they carry any of those test panels,I tried doing a search for them and found this site but Id need to order 750 of them.
https://www.acttestpanels.com/produc...3&categoryid=2
On the question about the paint modeling,can you describe what to look for?Orange peel? Bumpiness?