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.
How do you clean moss off a shingle roof.
How to clean algae or mold off your roof shingles living in a humid area of the country like florida you ve probably seen your asphalt shingle roofs with unsightly dark streaks on them.
After cleaning you ll also need to put some defensive measures into play to prevent roof moss from growing back.
Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.
Professional roof cleaners charge hundreds of dollars.
Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.
So it pays to clean your shingles as soon as you spot algae growth.
Space between the strips.
There are many ways to remove moss that tends to grow in shaded areas.
7 protect nearby shrubs and lawn with plastic tarps.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
Hose off and brush all moss loose from your roof shingles.
A blue green algae known as gloeocapsa magma could be the reason you have the algae which is spread by airborne spores.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.
The bigger the roof the more hundreds you ll spend.
8 spray the cleaning solution onto the shingles using a garden sprayer.
No pressure washers please.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
Do it yourself and save big bucks.
They re likely to damage the shingles just be sure to wet your foundation plantings first and rinse everything in clean water when you re done.