What Are Roofing Granules Made Of?
When you gaze at a typical asphalt shingle roof, you may notice tiny, colorful particles embedded in the surface. These granules not only add aesthetic appeal but also serve a crucial functional role in protecting the roof from various environmental elements. In this article, we delve into the composition of roofing granules, their purpose, and their significance in roofing systems. What Are Roofing Granules? Roofing granules are small, coarse particles applied to the surface of asphalt shingles during the manufacturing process. These granules are typically made from a variety of materials and are available in a range of colors to complement different architectural styles and preferences. While they contribute to the visual appeal of the roof, their primary function is to enhance durability and performance. Composition of Roofing Granules Roofing granules are made from crushed stone and minerals, which are then mixed with other granules and ceramic coatings to create the final pro