Make sure it is labeled oxygen bleach never use chlorine bleach as oxygen bleach will clean the vinyl but not damage your landscape.
Cleaning solution for aluminum siding.
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.
If mold or mildew is the culprit spraying with a bleach solution will remove it.
Vinegar and borax are other good eco friendly alternatives for cleaning mold and mildew.
Then scrub the siding with a soft bristle brush where necessary.
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.
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.
Starting at the top of the section apply the vinegar and water solution with a long handled scrub brush.
For any of these cleaning solutions fill a bucket with water from your garden hose.
Use a long handled soft brush to scrub the section giving particular attention to the dirtiest spots.
Add in a few stalks of rhubarb tomatoes or lemons and boil the mixture.
This should kill it at its source and aid in preventing the spot from reforming.
The aluminum siding should be rinsed before the cleaning solution is applied.
To distinguish between mildew and dirt apply a small amount of bleach on the area in question.
Treating mold on aluminum siding can be trickier than just removing the spot with a cleaner.
It doesn t have any odor and doesn t suds up like other cleaners.
Clean vinyl siding with vinegar.
Use one of the homemade vinyl siding cleaning formulas above and rinse off all solution after scrubbing.
Bleach vinegar and borax are effective cleaning solutions for mold and mildew removal.
Spray this mixture on remaining spots.
Another way to clean your vinyl siding without a pressure washer to use a white vinegar and water solution.
Other cleaners can be used to wash aluminum siding.
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.
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.
Mix 2 ounces of tsp into a gallon of warm water in a chemical sprayer.
However you can also use rhubarb or tomatoes to clean aluminum siding.
It s not uncommon to have a mildew problem on aluminum siding depending on where you live.
You can also look for special cleaning solutions that are meant for cleaning aluminum siding at your local hardware store.