Pro-Slope from The Noble Co. creates a code required slope in minutes. The slope allows moisture to drain eliminating the cause of mildew and odor. This product saves time because it is light, easy to cut, and it doesn't require mortar, mixing or curing. Made from a non-deteriorating EPS (500 PSF rating), Pro-Slope is durable and it includes the Positive Weep Protector, a patented weep hole protector that insures proper drainage.