Gene.. I got the EPP foam from:

RCFoam
4975-3G Clark Howell Highway
Atlanta,GA 30349

The invoice states: 9mm White Depron

www.rcfoam.com

My mistake, it's not EPP but Depron. Very good stuff. When they sent it, it included some sample sheets of some other Depron.

Hope this works for ya.

CGr.