Applying a roof system correctly is essential to the warranty and performance of the roof. Backed by over 100 years of excellence in the roofing industry, CertainTeed developed a complete set of installation instructions for their roofing products in English, Spanish and French. These installation instructions describe and illustrate the steps involved in installing CertainTeed asphalt roofing products.
Click on the link to the right for the installation instructions on XT 25 Metric shingles.
NOTE: To view a listing of credentialed roofing companies in your area who install CertainTeed products, click on the "Find a Roofing Contractor" link located in the left navigation bar.