Shadow Ridge Hip and Ridge Accessory Shingles are designed specifically for use with Landmark TL, Landmark Series, and Independence shingles. These shingles are used to finish the hips and ridges of your roof. The Integrity Roof System is designed to provide optimum performance-no matter how bad the weather conditions are. Shadow Ridge meets the hip and ridge accessory requirements for the CertainTeed Integrity Roof System, which is comprised of underlayments, shingles, accessory products and ventilation all working together.