Every wonder what causes those ugly black streaks and stains on your roof.
How do i clean my shingle roof.
Using shingles that have been treated with algicide keeps the growth at bay for about 10 years thus the 10 year algae warranty.
Therefore clean asphalt shingles on cloudy days.
With most good cleaners that s all you need to do.
Do it yourself and save big bucks.
Clean your roof without taking proper safety precautions.
Apply a storebought or diy cleaning solution to remove the moss.
Then mix standard laundry bleach with water.
Not to mention using a pressure washer you will remove most of those very important granular s small stones that make up a shingle.
Pick a cool overcast day so the cleaning solution doesn t dry too fast.
There are several products on the market specifically designed to remove algae stains from roofs such as wet forget outdoor.
In other words only clean your asphalt shingles on days when the temperature will remain above 32 degrees fahrenheit zero degrees celsius.
That way you always stand on dry surface and reduce the chance of slipping.
But once the algicide wears off your roof hosts an all you can eat buffet for the neighborhood algae spores.
So it pays to clean your shingles as soon as you spot algae growth.
Clean your roof on a sunny day which will cause the bleach solution to evaporate too quickly limiting its cleansing effects.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
Stay off the roof during very windy days.
Video on how to clean softwash an asphalt shingle roof including where to find.
Cleaning roofs is slippery work.
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.
The best way to clean a roof is to use a roof cleaning chemical and let it sit for awhile.
Spray the cleaner on a section of roof and let it sit for about 15 minutes.
For extra cleaning power mix in a non ammonia heavy cleaner like tsp.
Clean your roof on a cloudy calm day when the wind isn t blowing and there s no threat of precipitation.
Needless to say that shingle will fly right off your roof.
One part of proper roof maintenance is cleaning the shingles which you can do yourself in less than an hour.