Roof Asphalt Shingle Sealant Wind

N use wind resistance ratings to choose among shingles but do not rely on ratings for performance.

Roof asphalt shingle sealant wind. Preventing the expensive cost of re roofing. Weathering of roofing materials an overview. Asphalt roof shingle bleed out sealant wind resistance research citations. Berdahl paul hashem akbari ronnen levinson and william a.

Shingle magic is a patented rejuvenating clear sealer developed to protect and preserve your asphalt shingles. Providing an exclusive consumer first protection warranty for 10 years. Astm d3161 81 standard test method of wind resistance for asphalt shingles. This document discusses how to evaluate wind damage to asphalt shingle roofs and tells readers how to identify explain the most common failure mechanisms such as improper nailing failure of shingles to seal.

First a wind induced pressure differential between the front and back of a shingle i e uplift force has to occur such that the factory applied adhesive fails. Wind damaged roof shingles. The more the shingle lifts off the roof the more surface area is exposed between the shingle and the roof leading to a greater uplift force and faster degradation. Asphalt shingle roofing for high wind regions key issues n special installation methods are recommended for asphalt roof shingles used in high wind coastal regions i e greater than 90 mph gust design wind speed.

Refer to figure 1. Extend your roof life up to 30 years.