To dry out and become brittle.
Moss on roof shingles damage.
If your moss problem requires more than.
Second moss absorbs water.
Apply a storebought or diy cleaning solution to remove the moss.
A simple mixture of bleach and water will kill the moss causing it to dry up release from your roof and blow off in the wind.
If you ignore it overtime moss will grow beneath your shingles and lead to more severe damage.
It does two things to a composition asphalt shingle.
Hose off and brush all moss loose from your roof shingles.
Over time moss can also work its way under shingles lifting them up.
This exposes the substrate to uv radiation from sunlight which causes the shingle substrate.
Yes moss on a roof is damaging.
Prune off or thin out overhanging tree or shrub branches that are growing over or next to the roof to increase the.
First as detu indicated it will trap moisture against the shingles causing them to lose granules sooner.
First moss will strip away the protective oils on your shingles making them susceptible to erosion and sun damage.
Hose off and brush all moss loose from your roof shingles.
Moss thrives in damp moist areas including roofs that are north facing or shaded by trees.
The resulting constant exposure to water can degrade shingles.
Carefully place a ladder near the area of moss.
Without any protection your shingles will warp and crack in the sun significantly shortening their lifespan.
Moss damages your shingles in three significant ways.