25 Roof Leak Warning Signs (With Photos) — When to Call a Roofer for Repair

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Moment #8: Granules collecting in the gutters

Granules collecting in the gutters

A heavy buildup of shingle granules in the gutters suggests the roof surface is wearing out. Granules protect shingles from UV exposure and help shed water correctly. When they break free in large amounts, shingles can deteriorate faster and become more leak-prone. Check after heavy rain and cleaning cycles—consistent granule loss is a strong clue that roof maintenance or partial repair may be needed.

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