Further climbing on your roof frequently to clean off growth can damage your roof and shorten its lifespan by loosening the granules on.
Cleaning moss off asphalt shingles.
Carefully place a ladder near the area of moss.
Never use a pressure washer to wash or rinse shingles.
How to clean algae and moss off asphalt shingles.
Moss can seriously impact asphalt shingle performance by causing them to curl up and blow off eventually resulting in leaks.
If your moss problem requires more than.
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.
Apply with a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water.
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.
Hose off and brush all moss loose from your roof shingles.
Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
Removing moss and algae from asphalt shingles.
If you have a consistent problem with mold growth on your roof consult a roofing professional.
Hose off and brush all moss loose from your roof shingles.
Spray landscape plants near the house with water and cover them with tarps to protect them from chemical overspray and runoff.
While algae doesn t actually harm your roof it can impact its aesthetic appeal.
You could replace all the roofing with new shingles dark enough to disguise the staining or with shingles laced with copper granules which are lethal to algae.
Don t be tempted to rush getting the moss off faster by having someone power wash your roof or scrub in the bleach solution or brush or scrape off the moss even though you may find advice on.
Apply a storebought or diy cleaning solution to remove the moss.
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.
The bottom line preventing algae and moss from growing on your roof is easier than trying to remove it.
Cleaning asphalt shingles is an important part of protecting your roof.
Spray it across the shingles you wish to clean wait about 20 minutes then rinse them with water.
Wear protective clothing including long sleeves pants and gloves as.
Wait for a calm windless day to clean your roof.
The concentrated jet will scrape off the small pebbles on top of the shingles and reduce their water repellency which will only make your mold situation worse.
Always keep your roof clear of overhanging branches and clean your gutters regularly.
But that would only make sense if the shingles were worn out.