Comparison of Owens Corning and Certainteed Class 4 shingles. Colorado is impacted with many hail storms annually and a class 4 shingle may be a good product to consider when replacing your roof.
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Comparison of Owens Corning and Certainteed Class 4 shingles. Colorado is impacted with many hail storms annually and a class 4 shingle may be a good product to consider when replacing your roof.
[ Ссылка ]