Where do i get the Vinyl that is shown in this article? None of the local HD/Lowe's has them. http://www.thisoldhouse.com/toh/how-to/step/0,,214441_146811,00.html
i have replaced my sweep and you probably wont find them at a homecenter i got mine from a plumbing supply store
A shower door supplier will probably have something like that they could sell you. Look in your yellow pages.