Algae Growth On Roof Shingles

To keep the algae from coming back insert 6 inch wide strips of zinc or copper under the row of shingling closest to the roof peak leaving an inch or two of the lower edge exposed to the weather.

Algae growth on roof shingles.

A method of inhibiting algae growth on an asphalt shingle surface exposed to varying humidity using a blend of copper containing algae resistant granules and non algae resistant granules. Contact a roofing professional the day you notice signs of potential algae growth on your roof. If the algae have damaged your roofing system a contractor can schedule repairs. Algae and moss growth on roofs at a minimum is an unsightly nuisance.

Simple cover your plants just as painters do. Moss build up can lead to roof damage or shingle blow off if left unchecked. Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association. The most effective method of cleaning algae and moss from a roof is w ith a 50 50 mix of laundry strength liquid chlorine bleach and w ater.

That way whenever it rains some of the metal molecules will wash down the roof and kill any algae trying to regain a foothold on your shingles. Gaf royal sovereign golden cedar algae resistant 3 tab roofing shingles 33 33 sq. Method of inhibiting algae growth on asphalt shingles u s. The longer you wait the harder it will be to.