How To Clean Moss Off Roof Shingles

For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.

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. After 15 to 20 minutes rinse the solution off with a sprayer that has enough force to dislodge algae and moss without damaging the shingles. Hose off and brush all moss loose from your roof shingles. Work on one small section at a time which allows you better control of the brush and your scrubbing motions.

Before applying a moss remover cleaner use a scrub brush 3 15 the home depot or a long handled soft bristle brush to gently scrape or pluck moss from the roof shingles or tiles. Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor. Both algae and moss can be easily removed from asphalt shingles with a 50 50 solution of chlorine bleach and water. Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.

Unlike algae moss can be detrimental to asphalt shingle performance. Laundry strength bleach is sufficient or you can opt for any of a number of proprietary roof cleaners some of which don t contain. In severe cases moss build up can cause lateral water movement resulting in moisture damage to the roof deck or may even cause leaks. Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.