Used by 100’s of professional installers. Specially designed fasteners made from 100% aluminum to minimize corrosion. Will hold up to extreme weather conditions. Will not damage your panels. Washers are painted black on one side to match the screen for a neat appearance and ease in installation. We exclusively use our own wire and fasteners for all our installations. 2,500+ installs in the last 11 years. For best results, use our PVC coated wire. Wire is made of galvanized steel and PVC coated for extra protection and appearance. Wire is available in 4 inch, 6 inch and 8 inch widths and 100 foot lengths. Check out our complete kits on our products here . For guidance with how to use the fasteners, check out our installation tips. Have a question? give us a call at (973) 408 9110. We love to hear from you. All orders ship within 1 business day.