Therefore clean asphalt shingles on cloudy days.
How to clean your roof shingles.
Clean your roof on a cloudy calm day when the wind isn t blowing and there s no threat of precipitation.
Roof cleaning is required maintenance for all composite shingle roofs.
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.
Do it yourself and save big bucks.
Clean your roof on a sunny day which will cause the bleach solution to evaporate too quickly limiting its cleansing effects.
Stay off the roof during very windy days.
Wait about 20 minutes then rinse off the shingles with your garden hose use the most powerful spray setting available.
Before you begin it s important to repair loose shingles and flashings to minimize roof damage.
Then spray your cleaner onto your shingles in a smooth even coat.
There are several products on the market specifically designed to remove algae stains from roofs such as wet forget outdoor.
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.
Once you ve finished cleaning your roof spray on your stain blocking roof protectant to help prevent algae growth or regrowth in the future.
Perform maintenance on your roof.
You ll need the cleaning solution to drain off the roof during rinsing.
This video shows a basic overview of the roof cleaning algae stain removal restorat.
Clean your roof without taking proper safety precautions.
It also gets rid of mildew.
Additionally don t clean your asphalt tiles on days when the cleaning agent could freeze.
Using shingles that have been treated with algicide keeps the growth at bay for about 10 years thus the 10 year algae warranty.
Keeping your shingles clean doesn t just make your neighbors happy.
Cleaning roof shingles can restore your home s curb appeal.