Consider soft washing a lot of the challenges that come with power washing aluminum siding can be avoided by simply opting for soft washing.
Cleaning solution for painted aluminum siding.
You can also look for special cleaning solutions that are meant for cleaning aluminum siding at your local hardware store.
Alumklean is an aluminum siding and gutter cleaner by wash safe industries.
Scrub with a sponge soak abrasive sponge in cleaning solution and scrub siding clean.
Rinse afterward from the top down.
This detergent solution should be made from a tri sodium phosphate for example the laundry detergent name brand spic n span.
Besides soap and water a solution of three parts white vinegar to seven parts water also works well on vinyl siding and painted homes.
Then submerge a long extendable scrub brush in the cleaning solution.
Do not use this on brick.
Less volatile than chlorine it removes mildew on and below the surface as well as algae dirt and oxidized paint but won t harm plants or clothing.
To clean aluminum siding having mildew use a solution of one part bleach and four parts water.
It is recommended that cleaning either of these be accomplished with a mild solution of detergent.
To clean aluminum siding start by mixing water liquid dish soap and white vinegar in a large bucket.
Spray this mixture on remaining spots.
Anyone that has pre painted metal roofing or siding will eventually need to clean it.
It removes the aluminum stains through aluminum oxidation or tiger striping.
Vinegar and borax are other good eco friendly alternatives for cleaning mold and mildew.
If you don t have an extendable brush try attaching a car wash brush to the end of an extendable painting pole.
It works fast and doesn t harm the surroundings in the process.
It s not uncommon to have a mildew problem on aluminum siding depending on where you live.
It contains 1 gallon of liquid with a sprayer head.
It doesn t have any odor and doesn t suds up like other cleaners.
Choose a liquid concentrate such as scotts outdoor cleaner plus oxiclean 9 99 per gallon.
Use appropriate materials to clean mildew and chalking.
If mold or mildew is the culprit spraying with a bleach solution will remove it.
To clean stubborn mildew you will need bleach.
Scotts which is easy to use in a garden sprayer or pressure washer.
Scrubbing with a sponge using a pressure washer or a random orbit sander.
Mix tsp with warm water in chemical sprayer 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.
There are three ways to clean the siding.