Introduction The ASTM D71581 Standard provides a method to classify asphalt shingles for wind resistance by conducting a two-part assessment: (1) determining wind uplift pressure coefficients and (2) determining the uplift resistance of the asphalt shingle sealant strip. The first part involves testing to determine wind uplift
Read more →The 2022 edition of ASCE 7 was updated to include a new Chapter 32 for tornado loads. Chapter 32 of ASCE 7-2022 was subsequently referenced in new Section 1609.5 of the 2024 edition of the International Building Code (IBC), making consideration of tornado loads necessary in jurisdictions
Read more →Asphalt shingles are the most widely chosen steep-slope roof covering in North America. One of the reasons asphalt shingles are a great choice for steep-slope roofing is that they are easy to repair if they become damaged due to unforeseen circumstances, such as impact from windborne debris.
Read more →Asphalt shingles continue to be the most popular choice for residential roof coverings in North America. There are many reasons for their continued dominance in the market, including their ability to provide excellent performance under a wide range of climate conditions. Most homeowners and building owners would
Read more →Asphalt shingles may be used on lower sloped roofs, that is, those with slopes ranging from 2″ per foot (2:12) to less than 4″ per foot (4:12), but only if special procedures are followed. Never apply shingles on roofs with slopes lower than 2″ per foot (2:12).
Read more →What is asphalt shingle recycling? It is becoming increasingly common for shingles to be recycled instead of going to a landfill. Shingle recycling is the process of taking asphalt shingles from roof tear-offs and reusing them in other products, ensuring the material does not end up in
Read more →For over a century, property owners have enjoyed the benefits of asphalt roofing. Homeowners choose asphalt shingles for their durability, reliability, ease of installation and repair, affordability and beauty. Building owners are attracted to asphalt’s performance track record, ease of maintenance and repair, availability and longevity. No
Read more →Maintenance Solutions There are numerous reasons to specify or reroof a residential or commercial project with built-up or modified bitumen systems because they offer outstanding durability and exceptional longevity. Many manufacturers offer a spectrum of systems that can be adapted to virtually any climate zone and building
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*This article was originally published in Roofing Contractor magazine Whether you’re a roofing contractor, a building owner or even a politician, you’ve probably got one thing on your mind: energy efficiency. As energy costs rise and sustainability issues dominate the media, more and more industries are searching for
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