For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.
How do you clean moss off a shingles roof.
Professional roof cleaners charge hundreds of dollars.
There are many ways to remove moss that tends to grow in shaded areas.
But once the algicide wears off your roof hosts an all you can eat buffet for the neighborhood algae spores.
Do it yourself and save big bucks.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Before you clean moss off a roof you ll need to consider how you want to kill the plants and remove the dead layers of moss.
The bigger the roof the more hundreds you ll spend.
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.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
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.
Hose off and brush all moss loose from your roof shingles.
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.
8 spray the cleaning solution onto the shingles using a garden sprayer.
No pressure washers please.
A blue green algae known as gloeocapsa magma could be the reason you have the algae which is spread by airborne spores.
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.
7 protect nearby shrubs and lawn with plastic tarps.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
Space between the strips.
After cleaning you ll also need to put some defensive measures into play to prevent roof moss from growing back.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.