Spray this mixture on remaining spots.
Cleaning mold off aluminum siding.
Mold is a fungus that attaches itself to surfaces and can be a health hazard.
Mold removal usually requires some scrubbing and the best tool to use is a stiff bristle natural fiber scrub brush avoid metal fiber brushes they can damage the siding.
To clean aluminum siding having mildew use a solution of one part bleach and four parts water.
When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
If mold or mildew is the culprit spraying with a bleach solution will remove it.
Mold can grow on aluminum siding when the area is exposed to water or humidity and receives a limited amount of sunlight.
The main types of siding are aluminum wood brick stucco and the most popular siding vinyl.
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.
Remove the mold as soon as you notice it to prevent it from spreading and keep in mind that removing mold from aluminum siding may require more.
Choose your cleaning solution.
Scrub with moderate pressure being careful not to push too hard against the flexible vinyl which can break using a scrub brush on the end of a long pole will help you avoid the need to climb to the top of the ladder to.