Aleco Clear-Flex II PVC strip doors are ideal for loading docks, warehouses and foodservice areas where temperture control and pest deterrence is key. Specially fabricated to hang straight without warping, the finished edges are rounded to promote a tighter seal between strips. This feature saves energy by minimizing loss of heated or cooled air and deters dust, birds and insects from passing through unprotected openings. Aleco's MaxBullet mounting hardware is an exclusive one-piece system that includes a unique bullet-shaped locking feature for easy strip snap-on/snap-off that requires no tools for initial installation of the strips. This patented hardware reduces initial strip door installation time by as much as 75 percent. Reduces time for replacement of strips by as much as 90 percent. Crystal clear. Long lasting.