Figure 1 is a photo of a typical glass fiber substrate asphalt shingle, a common roofing shingle used throughout the United States. A fiberglass mat is impregnated with asphalt and then coated with a ceramic grit called granules. Claims of roof shingle wind damage often arise when discovering curling of the shingle tabs after a severe wind storm (Refer to Figures 2 and 3). Curling is typically a long-term-related deterioration of the shingle brought on by a variety of causes not related to wind damage.
Four typical causes of shingle curling are outlined below:
The purpose of the sealing stripis to hold the neighboring shingle tabs down to prevent curling or lift during high winds. If the shingles are installed improperly where the sealing strip does not line up with the next shingle according to the manufacturer's recommendation, then the shingle tabs will not be secure and will curl upward or inward over time.
Want to continue reading?
Become a Free PropertyCasualty360 Digital Reader
Your access to unlimited PropertyCasualty360 content isn’t changing.
Once you are an ALM digital member, you’ll receive:
- Breaking insurance news and analysis, on-site and via our newsletters and custom alerts
- Weekly Insurance Speak podcast featuring exclusive interviews with industry leaders
- Educational webcasts, white papers, and ebooks from industry thought leaders
- Critical converage of the employee benefits and financial advisory markets on our other ALM sites, BenefitsPRO and ThinkAdvisor
Already have an account? Sign In Now
© 2024 ALM Global, LLC, All Rights Reserved. Request academic re-use from www.copyright.com. All other uses, submit a request to [email protected]. For more information visit Asset & Logo Licensing.