Self Tapping Metal Screws - 1/2 Inch

I installed the Screeneze system two days ago with help from a friend. Even though it was my first time with Screeneze, it was easy to install. We started and finished the patio screening job in one afternoon. The end result is a professional, clean look that impressed us both very much. I can only imagine how easy it would be with the recommended fiber screen material- but even with aluminum, it was a very easy job. I used about $275 worth of Screeneze and $100 worth of black aluminum screen. My local glass/window shop gave me a ridiculous estimate of $5000, and would have chopped up the view with a bunch of smaller screen frames. To deal with the aluminum screen we first bent the screen over the rib with our fingers a bit, then used a short scrap piece of the cap, with grooves cut out, as a "running" forming tool, running it along the screen and rib. That makes snapping the cap down with a small block of wood and rubber mallet much easier. We did have to reposition on...