Mix 1 gallon hot water 1 cup chlorine bleach and 1 cup powdered laundry soap into a large bucket.
Oxygen bleach mix for cleaning asphalt roofs.
A solution of equal parts bleach and water safely cleans asphalt shingles according to the asphalt roofing manufacturers association.
Moss and algae breakdown these protective layers shortening the lifespan of your roof.
Wind sunlight water etc.
Another way to clean shingles with bleach is to combine 1 gallon of water with 1 quart bleach and 1 4 cup trisodium phosphate according to today s homeowner.
It is this very oil tar and asphalt which protect your shingles from the elements.
Remove roof moss with bleach.
Chemically oxi clean is sodium percarbonate hydrogen peroxide bonded with natural soda ash gets activated by contact with water.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
If your household water pressure isn t enough to generate the proper nozzle pressure at the jets the manufacturer recommends boosting it.
Step 2 fill the reservoir on a garden sprayer with the cleaning solution.
Use an extra long paint stirrer or similar item to thoroughly mix the contents together.
Set the garden hose on the spray setting with the highest pressure water and hold the nozzle close to the shingles when rinsing.
Use a garden hose to rinse the stains and cleaning solution from the roof.
The oxygen breaks down organic stains taking your roof back to its original color.
The results using this method are not instant but if you have more time than money this is.
This is the best way to clean a roof if you have asphalt shingles.
Of laundry strength liquid chlorine bleach and water.
Spray a generous coating of the oxygen bleach mixture onto the roof immediately.
A mixture of trisodium phosphate tsp bleach and water will also remove stains.
Allow the oxy bleach mixture to sit on the shingles for about 15 minutes.
This releases the byproducts of oxygen water and soda ash that are non toxic and biodegradable.
Here s an example of how a roof can be cleaned with oxygen bleach.
Which is exactly why you want to remove moss in the first place.
The diluted bleach cleans most effectively when applied with a pump sprayer and left on the shingles for 15 to 20 minutes.
Allow the oxygen bleach to sit on the roof for about 20.