When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
How to get moss off roof shingles.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
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.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Pressure washers can be very strong and certainly strong enough to break a shingle s adhesive and lift it up.
Space between the strips.
Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles.
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.
Always work from the top of the roof downward to ensure water pours off the roof and so the water or tools won t lift and break shingles and tiles.
7 protect nearby shrubs and lawn with plastic tarps.
Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.
You can apply the copper solution to new roofs to prevent any growth for a number of years.
Scrub shingles 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.
You may be tempted to scrub the moss off the shingles because moss grips shingles quite strongly.
Scrape off the moss.
There are many ways to remove moss that tends to grow in shaded areas.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
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.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
But that would only make sense if the shingles were worn out.
A thick growth of moss works like a sponge keeping the roofing damp for long periods and it can lift edges of shingles making them vulnerable to blowing off in a windstorm.
However scrubbing is likely to damage the asphalt shingles and remove their granules.