I know we're all on eating people and other goodies... but if anyone in Michigan is familiar with Alro, they have a plastics division that carries PVC.

http://www.alro.com/SECLocations/locations_gp.htm

other searches...

http://k-mac-plastics.net/pvc-sheets.htm

http://www.thomasnet.com/michigan/pl...0000700-1.html