Black Streaks from Algae on Your Roof

Black Streaks from Algae on Your RoofIn the Raleigh area, black streaks on roofs are a common sighting.  It’s not only ugly, but also insurance companies are starting to require that you have it removed or they may cancel your homeowner’s policy.

The good news? Your shingles aren’t destroyed, and you don’t need a new roof.  What you have is prehistoric gleocapsa magma, or more commonly known as roof algae.

Below are some common questions we hear about roof algae:

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