Moss grows in areas untouched by sun so it can develop at a speedy pace on tree shaded and north facing roofs.
How do i clean moss from my roof.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Both tasks work hand in hand to ensure the longest possible lifespan for your roof.
To keep the algae from coming back insert 6 inch wide strips of zinc or copper under the row of shingling closest to the roof peak leaving an inch or two of the lower edge exposed to the weather.
While an occasional cleaning might not harm your roof repeated use of harsh chemicals or the erosive effects of pressure washing can damage or shorten the life of asphalt shingles.
Less easy but of far greater importance is the next step of removing the dead moss from the roof.
Space between the strips.
If you do decide to use a power washer to clean the moss off your roof make sure the pressure washer is set on the lowest pressure setting to avoid damaging your roof.
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.
To keep your roof safe and sightly choose a cool overcast day mix a cleaning solution spray it onto your roof then rinse after 20 minutes.
If mossy foliage covers your roof it s time to get cleaning.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
8 spray the cleaning solution onto the shingles using a garden sprayer.
Spreading moss can quickly upholster to roof surfaces filling in voids between shingles and tiles and reaching under and lifting up roofing materials.
Follow these three straightforward steps to clean off all moss and keep it from coming back.
A layer of green moss might look cozy and rustic atop your house but it can be bad news for your roof.
That way whenever it rains some of the metal molecules will wash down the roof and kill any algae trying to regain a foothold on your shingles.
Using a power washer on a roof is a personal choice however you can read my guide called should i use a power washer on my roof to learn about any potential problems caused by.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
Some of this growth including the stains from algae spores are cosmetic but others such as moss cause costly damage to your roof.