what is my best online resource?

I'm holding a purchase request from the maintenance department and in need of about 2,000 ft of window glazing bead - what is my best resource? I'm a contractor in need of Weather Stripping for a large project in Maryland. The products are for Kawneer Doors. There are no markings can you help me find them? Sure.. be glad to: Take a look at:

Master PDF Guide: http://www.wefixitusa.com/images/WeFixitUSA_master_guide.pdf