A roof replacement can be necessitated by manufacturing defects, harsh elements, or the end of a roof systems lifespan. A&D Exteriors is a complete roofing company, and installs all types of roofing including; shingles, cedar shake, tile, slate, and flat roofing. The average lifespan of a roof is dependent upon the roofing material. A high quality roof system must have the proper elements, including; ventilation, underlayment and attic insulation. A professional will help a homeowner find the right roof for maximum performance to fit their style and budget.