Weathering-grade asphalt that holds the granules on the shingle and protects the roof from water. Colorful mineral granules that help reflect the sun's rays while adding beauty and style to the roof. Heat-activated adhesive strip that bonds shingles into a single, watertight unit. Class A Fire Rating, the highest available for residential applications. Limited product warranties ranging from 20 to 40 years, depending on shingle style.
Laminates are generally heavier in weight, and allow for greater design flexibility.