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.
How to clean moss off shingle roof.
Carefully place a ladder near the area of moss.
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.
Hose off and brush all moss loose from your roof shingles.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Spray all moss covered sections of the roof with water.
If some remains apply the cleanser again wait 10 more minutes and repeat the rinse process.
Since bleach and some cleaners can be harmful to plants and humans it s a good idea to take.
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.
Always work from the top of the.
Laundry strength bleach is sufficient or you can opt for any of a number of proprietary roof cleaners some of which don t contain bleach lye or other potentially harmful chemicals.
Spray roof with water.
Run your gloved hand over the shingles to check for any slimy mold remaining after you re finished rinsing.
Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association.
Start from the top shingle and rinse downward to prevent water seepage.
If your moss problem requires more than.
How to remove moss from roof tiles step 1.
It s best to clean moss off a roof as soon as you notice it s growing there.
Both algae and moss can be easily removed from asphalt shingles with a 50 50 solution of chlorine bleach and water.