Concave Edge Nylon Replacement Wheel

I ordered 16 screens of various sizes. All of the screens were packed a single, heavy custom crate constructed of 1/2 inch sheathing, 2x4s, and screws, with individual screens painstakingly wrapped and protected by movers' plastic wrap and cardboard. All of the screens measured to the exact dimensions in the order form and all fit the windows as expected. I found the 5/16" x1" screen stock to be sufficiently stout to fit tightly against the window frames, using only 4 support clips for most of the installs. I was very satisfied with the ordering process, including the color choices and instructions that help with measurements and installation. When ordering, the $200 freight cost (21% of overall cost) created a bit of sticker-shock, but having dealt with other companies' damaged products, returns, and repairs in the past, receiving all of the screens in pristine condition justified the cost. In that regard, we have no experience with Customer Support, because we had no issues to res...