For large expanses of an asphalt shingled roof use a long handled scrub brush made for cleaning gutters and roofs.
How do you clean moss off a shingled roof.
Next rinse the shingles thoroughly with a garden hose at low pressure.
The areas directly below the flashing will be free of any algae stains.
Before applying a moss remover cleaner use a scrub brush 3 15 the home depot or a long handled soft bristle brush to gently scrape or pluck moss from the roof shingles or tiles.
A pressure washer can eradicate the moss from the deep crevices and prevent it from returning next season.
Then spray the cleaner onto the shingles photo 1.
For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.
Just scrub it off first with a brush then bleach as above.
Before applying the cleaner spray the roof with water to cool it down.
This is the only safe way to effectively remove algae and moss from roof shingles.
That ll prevent the cleaner from drying out too quickly.
Look for chimneys with copper flashing.
Apply the vinegar to the moss and lichens on the roof with the spray bottle.
Hose off the area with plain water spraying at a downward angle.
The strips also work on roofs suffering from moss buildup.
Get off the roof and apply the vinegar to the moss and lichens around the edge.
Run your gloved hand over the shingles to check for any slimy mold remaining after you re finished rinsing.
After 15 to 20 minutes rinse the solution off with a sprayer that has enough force to dislodge algae and moss without damaging the shingles.
Then use a long handled soft bristle scrub brush to remove the moss from the roof scrubbing from the top down to avoid lifting.
Start from the top shingle and rinse downward to prevent water seepage.
If some remains apply the cleanser again wait 10 more minutes and repeat the rinse process.
Work on one small section at a time which allows you better control of the brush and your scrubbing motions.