If mold or mildew is the culprit spraying with a bleach solution will remove it.
Best way to clean mildew off aluminum siding.
Mold and mildew can appear anywhere where there is enough moisture a food source and the correct temperature.
Clean the aluminum siding with a sponge dipped in the water bleach solution.
To clean aluminum siding having mildew use a solution of one part bleach and four parts water.
Mold spores live in the air that we breathe every day.
A coat of paint can help reduce the metal s exposure to the elements and prevent rusting.
Then submerge a long extendable scrub brush in the cleaning solution.
Spray this mixture on remaining spots.
These spores are constantly looking for a place to land and take root.
Clean siding without any scrubbing.
The combination of the wind and the rain rinses and scrubs your surfaces clean over time.
Step 6 rinse off the siding with a hose and water.
If you don t have an extendable brush try attaching a car wash brush to the end of an extendable painting pole.
Metal siding is going to be more prone to rust as well as stains.
Your standard household whitener it appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth.
Green algae black mold and moss begin to die off on contact.
Wet and forget is as simple as spraying your outdoor surface and leaving it.
Cleaning aluminum siding mildew.
Scrub as hard as possible without buckling the aluminum.
Green stains clean up in 1 2 weeks black stains and moss clean up in 2 or more.
You can also look for special cleaning solutions that are meant for cleaning aluminum siding at your local hardware store.
To clean stubborn mildew you will need bleach.
To distinguish between mildew and dirt apply a small amount of bleach on the area in.
There may be stains that are caused by mold and mildew.
Allow the siding to dry and inspect it again to see if any mold remains.
To clean aluminum siding start by mixing water liquid dish soap and white vinegar in a large bucket.