Granule Loss: Should You Replace Your Asphalt Shingle Roof?...
The granule layer is the most visible part of asphalt shingles. In addition to protecting the asphalt-saturated backing material from UV rays, the granules are imbued with features such as the roof color. More than a few homeowners are concerned when they see granules in the rainwater runoff, but is this something you should worry [...] ...
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