The product scores 10 for mold resistance, the highest rating when tested in accordance to ASTM D3273 Standard Test Method for Resistance to Growth of Mold on the Surface of Interior Coatings in an Environmental Chamber. The product is specially formulated to withstand extended exposure under normal weather conditions* up to one year. The interior glass-faced panel is noncombustible, dimensionally stable and resists warping, sagging and buckling.