Rinse off as much of the mold as possible.
How do you get mold off of metal siding.
Courtesy of rust oleum when mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
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.
To eliminate mold on all types of metal surfaces follow these steps.
As it dries concrobium crushes the mold spores and allows you to wipe them away safely with a concrobium dampened brush or cloth.
I personally use jomax that i buy at lowes.
Your standard household whitener.
Remove stubborn mold with a power washer making sure the jet stream is not so powerful that it damages the aluminum siding.
For more porous surfaces like drywall just use a rag so you don t damage the surface with more abrasive cleaners.
Scrub mold off hard surfaces such as window sills and tile with detergent and water and dry completely with a rag.
If the surface is too porous to remove mold completely such as in ceiling tiles you may have to replace it.
Hose down the side of the house with a garden hose on its strongest setting.