Anyone who has been on a roof on a hot day can attest to the difficulty of performing basic maintenance on that particular part of a building. Fortunately, this time-consuming process can be made simpler with this handy online guide to rehabbing a roof. Created by the PATH Group, this 99-page document covers major roofing systems, “…as well as protective strategies, energy and air filtration issues, roofing materials, and gutters and downspouts.” Throughout the document, users can rely on drawings and photographs that illustrate various rehabbing techniques. Much is revealed here, including timely information on low-slope and metal roofing, along with suggestions on installing moisture barriers.