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