If your moss problem requires more than.
How to clean moss off asphalt roof shingles.
Power washing your roof will reduce its lifespan.
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.
Wait for a calm windless day to clean your roof.
Start from the top shingle and rinse downward to prevent water seepage.
Instead gently pray the roof down with a mix of half bleach and half water.
Spray landscape plants near the house with water and cover them with tarps to protect them from chemical overspray and runoff.
How to remove roof moss fast before it damages your shingles.
Hose off and brush all moss loose from your roof shingles.
Asphalt shingles are designed to withstand rain not the force of a power washer.
How to clean algae and moss off asphalt shingles.
Wear protective clothing including long sleeves pants and gloves as.
Carefully place a ladder near the area of moss.
If they are severely molded you may want to give it a little longer.
Allow the solution to soak into the shingles for at least 15 minutes.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Let the mixture sit on the roof for 20 minutes before you rinse it off.