Power washing your roof will reduce its lifespan.
How to clean moss off asphalt roof shingles.
Apply liquid cleaners with a hand pump sprayer or with a pressure washer on the lowest setting so as not to cause any damage to the shingles.
Wear protective clothing including long sleeves pants and gloves as.
Hose off and brush all moss loose from your roof shingles.
Carefully place a ladder near the area of moss.
Let the mixture sit on the roof for 20 minutes before you rinse it off.
If your moss problem requires more than.
Hose off and brush all moss loose from your roof shingles.
How to clean algae and moss off asphalt shingles.
Asphalt shingles are designed to withstand rain not the force of a power washer.
Apply a storebought or diy cleaning solution to remove the moss.
How to remove roof moss fast before it damages your shingles.
Start from the top shingle and rinse downward to prevent water seepage.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Spray landscape plants near the house with water and cover them with tarps to protect them from chemical overspray and runoff.
Instead gently pray the roof down with a mix of half bleach and half water.
A homemade cleaner of one part liquid chlorine bleach to one part of water can also be effective in removing and killing moss that clings to the roof tiles.