CertainTeed's Highland Slate® UL 2218 Class 3 Impact Resistant and Algae Resistant shingles are a premium roofing option designed to mimic the look of natural slate. With an authentic texture and depth, these shingles add elegance and sophistication to any home. The shingles come in a variety of colors, and their single-layer design provides superior protection against the elements. Highland Slate shingles are engineered with Class A fire resistance rating, according to Underwriters Laboratories, making them a top choice for homeowners who prioritize fire safety. These shingles are also resistant to algae and impact, thanks to StreakFighter® algae resistance and the shingles' heavy weight. The shingles' heavy weight and broad,single layer design make them durable and convenient, providing an authentic slate appearance with the added benefit of asphalt. Highland Slate shingles are designed to withstand winds of up to...See More110 mph, ensuring they remain in place during severe weather events. These shingles are composed of a durable fiberglass mat base, coated with asphalt and embedded with ceramic-coated mineral granules for added protection against the elements. The shingles' single-layer design provides superior protection against the weather, and their heavy weight adds to their durability, helping them to resist damage from hail, high winds, and heavy snow. Installation is made easy with Highland Slate shingles, thanks to their design and self-sealing adhesive strips, and it's easy for contractors to achieve a seamless and professional look. Additionally, these shingles come with a limited lifetime warranty, giving homeowners added peace of mind and protection. Overall, CertainTeed's Highland Slate shingles offer an excellent balance of aesthetics, durability, and performance, making them an ideal choice for homeowners looking to add a touch of elegance to their home while protecting it from the elements. With their Class 3 impact resistance and Class A fire resistance rating, single-layer design, and unique color options, these shingles are the perfect choice for homeowners looking for a premium roofing option that can stand up to even the toughest weather conditions. See Less