Treating mold on aluminum siding can be trickier than just removing the spot with a cleaner.
Cleaning solution for aluminum siding.
Mix 2 ounces of tsp into a gallon of warm water in a chemical sprayer.
To distinguish between mildew and dirt apply a small amount of bleach on the area in question.
However you can also use rhubarb or tomatoes to clean aluminum siding.
Add in a few stalks of rhubarb tomatoes or lemons and boil the mixture.
You can also look for special cleaning solutions that are meant for cleaning aluminum siding at your local hardware store.
Starting at the top of the section apply the vinegar and water solution with a long handled scrub brush.
Bleach vinegar and borax are effective cleaning solutions for mold and mildew removal.
Make sure it is labeled oxygen bleach never use chlorine bleach as oxygen bleach will clean the vinyl but not damage your landscape.
The aluminum siding should be rinsed before the cleaning solution is applied.
To kill off the source of the mold mix up a solution of one part bleach to four parts water and scrub the area liberally.
Cleaning chemicals then need to be rinsed off to eliminate the possibility of discoloration occurring due to drying.
It doesn t have any odor and doesn t suds up like other cleaners.
If you are concerned about the surrounding vegetation use a vinyl siding cleaner solution comprised of one gallon of water mixed with one cup of oxygen bleach in a bucket.
Then scrub the siding with a soft bristle brush where necessary.
To clean aluminum siding having mildew use a solution of one part bleach and four parts water.
This should kill it at its source and aid in preventing the spot from reforming.
Spray this mixture on remaining spots.
For a stronger solution mix together one third cup powdered laundry detergent two thirds cup powdered household cleaner one quart liquid laundry bleach and one gallon of water.
For any of these cleaning solutions fill a bucket with water from your garden hose.
Turn off the heat and allow the liquid to cool before scrubbing your siding with it.
Use a long handled soft brush to scrub the section giving particular attention to the dirtiest spots.
If mold or mildew is the culprit spraying with a bleach solution will remove it.
To apply dilute 1 5 cups of the concentrate in 13 5 cups water spray the solution onto the siding and wait five or ten minutes.
Clean vinyl siding with vinegar.
It s not uncommon to have a mildew problem on aluminum siding depending on where you live.
Vinegar and borax are other good eco friendly alternatives for cleaning mold and mildew.
Another way to clean your vinyl siding without a pressure washer to use a white vinegar and water solution.
Tsp is a powerful cleaner that i use for all sorts of tough jobs from scrubbing our tile floors and kitchen cabinets before painting to washing aluminum siding.