Gradually it will loosen from the roof shingles.
How to remove mold from asphalt shingle roof.
Applying asphalt roofing shingles containing a copper additive in their surface granules is an option.
Never use a pressure washer to wash or rinse shingles.
Pour it into a pump sprayer strap yourself into a full body harness tie it down and climb to the roof.
Start from the top shingle and rinse downward to prevent water seepage.
It can take several weeks to several months for the moss to pull away from the shingles.
Run your gloved hand over the shingles to check for any slimy mold remaining after you re finished rinsing.
The copper granules in combination with rainwater have a mild chemical reaction that prevents mold and mildew.
That ll prevent the cleaner from drying out too quickly.
Then spray the cleaner onto the shingles photo 1.
If some remains apply the cleanser again wait 10 more minutes and repeat the rinse process.
Preventing algae and moss from growing on your roof is easier than trying to remove it.
Before applying the cleaner spray the roof with water to cool it down.
Run your gloved hand over the shingles to check for any slimy mold remaining after you re finished rinsing.
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.
Start from the top shingle and rinse downward to prevent water seepage.
If some remain apply the cleanser again wait 10 more minutes and repeat the rinse process.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Removing moss and algae from asphalt shingles.