Posted on February 21, 2020 by baker-admin
You may have heard of Class IV roofing or maybe the term high-impact or even impact-resistant. These are all terms used for roofing systems that have exceeded the standards of the test, UL 2218, that is performed by Underwriters Laboratories. Class IV roofing systems include many different types of roofing materials, not just asphalt shingles such as tile, metal or synthetic roofing.
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