Browsing the "Algae" Tag

Moss on roof

March 26th, 2018 | by Henri

Q.  I am almost certain you have covered this subject before, but we didn’t need information at the time. We

Cleaning algae from roof

April 9th, 2015 | by Henri

Q.  This past year, we noticed black markings coming down the roof. Would you have any idea what is causing

Why asphalt roofs turn black

August 15th, 2013 | by Henri

Q.    I have noticed over the years that asphalt shingle roofs turn black — sometimes almost across the entire roof

Black streaks on roof

March 4th, 2013 | by Henri

Q.    We have black streaks forming from bottom to top of our shingled roof.  Mostly shady areas, but sunny also.

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