I think Fabco Plastics has clear PVC.
They are real close to you too. I would check them out.
FABCO PLASTICS WESTERN LIMITED
12938-148 Street, Edmonton, Alberta
T5L 2H8
Telephone (780) 451-0238 (800) 661-7926
Fax: (780) 455-4816
Email: edmonton@fabcoplastics.com