Quote:
Originally Posted by Bob S
Has anyone else had a problem with failure of Certain Teed roof shingles? They cleaned my roof twice to remove algae stains under their 10 year warranty. Now all the grit is coming off and I need a new roof. Certain Teed is only offering new shingles and claim labor is only covered for 5 years. My roof is 9 years old,
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Sounds to me like they used high pressure to clean the shingles. They should always use a low pressure system. If it hadn't been The Villages warranty department doing the cleaning, Certainteed would have probably told you to go after whoever cleaned it incorrectly and damaged the shingles.
Never pressure wash your roof - Roof Refresh