How To Clean Moss Off Roof Shingles

Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.

How to clean moss off roof shingles.

It s best to clean moss off a roof as soon as you notice it s growing there. Both algae and moss can be easily removed from asphalt shingles with a 50 50 solution of chlorine bleach and water. Laundry strength bleach is sufficient or you can opt for any of a number of proprietary roof cleaners some of which don t contain. Work on one small section at a time which allows you better control of the brush and your scrubbing motions.

For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes. There are many ways to remove moss that tends to grow in shaded areas. Hose off and brush all moss loose from your roof shingles. Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.

Moss can cause the leading edges of the shingles to lift or curl which increases the risk of shingle blow off during wind events. To learn how to prevent moss and algae from getting on your shingles keep reading. Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor. In severe cases moss build up can cause lateral water movement resulting in moisture damage to the roof deck or may even cause leaks.