NRCA Guidelines for Asphalt Shingle Roof Systems for residential roofing professionals gives you NRCA's best-practice guidelines and technical information concerning the materials, design and installation of asphalt shingles. You also get the latest information about asphalt shingle roof system configurations, roof decks, underlayments, condensation control and attic ventilation. In addition, you receive all the construction details from The NRCA Roofing Manual: Steep-slope Roof Systems—2017 applicable to asphalt shingle roof systems and the content from NRCA's Quality Control Guidelines for the Application of Asphalt Shingle Roof Systems.
Get your copy and make sure all your jobs involving asphalt shingles are problem-free!