Removing Moss From Asphalt Roof

Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.

Removing moss from asphalt roof. Once the moss is a thick mat it becomes a sponge that soaks up and retains all moisture. Once moss has adhered to wood shingles the moss can be harder to remove than it is from the relatively smoother planes of composite or asphalt shingles. Keeping branches trimmed back from the roof and removing any debris that begins to accumulate should be part of a regular roof maintenance program. Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.

Hose off and brush all moss loose from your roof shingles. Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association. The asphalt roofing manufacturers association distinguishes between moss a plant with leaves that can grow into thick clumps and mold and mildew which are common names for types of algae. The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.

There are many ways to remove moss that tends to grow in shaded areas.