2 3 cup powdered household cleaner.
How to remove black spots on siding.
Step 4 allow the mixture to sit on the shingles for 15 minutes then rinse the roof well with water from the garden hose.
You might also need to use some sandpaper to remove any pitting.
Spray a generous amount of the cleaning solution onto the black areas of the roof shingles.
Peroxide hydrogen peroxide has also been said to work especially at higher strengths.
After sanding you will then need to use a soft cloth to buff up the aluminum siding.
Apply it allow it to bubble and then brush it off with a wet scrub brush or sponge.
This will mean that you need to buff it up at the least.
If you use these then this can actually affect the aluminum itself.
Use big pieces of pine bark or other bark mulch which are a less hospitable place for the fungus.
It can potentially cause pitting in the aluminum and damage to the paintwork.
Dip a soft brush into the soapy solution and begin scrubbing the bottom of the siding using side to side motions.
This will buy you a year before the fungus reaches to the top of the new mulch.
Pour 4 gallons of warm water into a large bucket and mix in 1 4 cup of laundry detergent.
Follow up by spraying another layer onto the entire roof.
If you prefer a commercial product mix one 1 part bleach with four 4 parts water.
A popular homemade option is to mix three 3 parts distilled white vinegar with seven 7 parts water in a bucket.
You can try a number of proven diy and commercial cleaning solutions on your siding.
Add a fresh layer of mulch.
Keep in mind that it might also bleach the paint on the siding.
Step 4 rinse the area you just cleaned with the garden hose and then work your way up the siding.
Do a test spot somewhere inconspicuous.
Plant a low maintenance groundcover in the area instead of.
Choose the best cleaning solution.
1 gallon of water.
For best results use a cloth or soft bristled brush and start from the bottom so your cleaning solution doesn t leave streaks or just drip off the side of the house.