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.
How to clean roof shingles moss.
Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.
Apply the cleaning agent to the roof.
The less expensive solution is to spray wash the roof with a 50 percent mix of water and bleach to get rid of the algae.
Climb up to the roof and begin scraping off dead moss from the shingles using a putty knife or painter s 5 in 1 tool and working from the bottom up.
In severe cases it may take more than one bleach treatment to kill all of the moss.
Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.
After clambering out onto your roof spray the asphalt shingles you wish to clean.
Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles.
But that would only make sense if the shingles were worn out.
Scrape off the moss.
There are many ways to remove moss that tends to grow in shaded areas.
To learn how to prevent moss and algae from getting on your shingles keep reading.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
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.
For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.
Moss will loosen over time and may be removed with a leaf blower.
Generally you ll need to point the nozzle of the spraying device toward the shingle you wish to clean then depress the handle.
Apply a storebought or diy cleaning solution to remove the moss.
Space between the strips.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
7 protect nearby shrubs and lawn with plastic tarps.
After applying the cleaning agent allow it to work its magic for about 20 minutes.
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.