How To: Clean your roof of black algae streaks

Clean your roof of black algae streaks

How to Clean your roof of black algae streaks

The most common culprit causing the black streaks on roofs is a blue-green algae called Gloeocapsa magma. Over the past 25 years this strain of algae has become more hardy and has migrated to less humid environments. It has now become a common sight on asphalt roofs across 80% of the United States. This Home & Garden how to video series shows how to clean your roof and get rid of the black streaks caused by algae. Learn how to inspect and use a cleaning system to get your roof looking brighter.

(1) Part 1 of 4 - How to Clean your roof of black algae streaks, (2) Part 2 of 4 - How to Clean your roof of black algae streaks, (3) Part 3 of 4 - How to Clean your roof of black algae streaks, (4) Part 4 of 4 - How to Clean your roof of black algae streaks

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