Asphalt or composite shingles are the most common because they’re inexpensive, lightweight, and easy to install. However, there are differences even among this type of shingle, with basic three-tab shingles on the lower end and 30-year or 50-year premium architectural shingles on the high end. Contractors measure materials in roofing squares, which are 10-by-10-foot areas of 100 square feet. Should you have just about any inquiries concerning wherever along with the best way to employ wiki.fu...