Willstrong Arcitectural Products Willstrong Zinc Composite Panel(ZCP) conbines the natual beauty of zinc with the flatness, durability, ease of fabrication and cost effectivenesss for which Willstrong Aluminum Composite Panels is known. Utilizing a titanium zinc alloy, Willstrong ZCP comes in a natural gray pre-weathered apprearnance, an attractive color that matures over time as it is exposed to air and the elements, developing the natural zinc carbonate patina that protects the surface. Scratches and imperfections melt away over time as the natural panina develops and matures. The natural beauty of zinc projects a powerful yet natural exterior material. For this reason zinc has been used by architects with great success in natural settings and historic districts and as accents on older , more traditional buildings undegoing renovation.