This can be done by either the homeowner or a professional contractor.
Black mold on aluminum siding.
To clean aluminum siding having mildew use a solution of one part bleach and four parts water.
The black tar like spots that are all over your vinyl siding are more than likely a fungus called sphaerobolus stellatus better known as artillery or shotgun fungus although it s most often found on the east coast it can grow anywhere and especially thrives in areas that have cool damp springs or rainy fall weather conditions.
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.
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.
Spray this mixture on remaining spots.
When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
Since it was winter when the problem was found we decided to have him caulk the exterior rip out the damaged drywall and affected insulation and seal the area back up until spring when we can address it from both inside and outside.
Mold and mildew on vinyl siding is a common problem that can be remedied with some effort and the right cleaning materials.
Mold is a fungus that attaches itself to surfaces and can be a health hazard.
It s hard to see shotgun fungus itself because it s only 2 millimeters wide.
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 than one attempt.
Houses today use different siding materials including vinyl wood aluminum brick and stucco.
There may be stains that are caused by mold and mildew.
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.
The next step in eradicating mold on siding is typically cleaning the siding with a bleach solution which is either sprayed or brushed onto the affected areas.
Over time mold can grow on a vinyl siding because it has not been cleaned for a while.
If mold or mildew is the culprit spraying with a bleach solution will remove it.
He then went back out and found that when the vinyl siding was installed the contractor did no caulking.
Homeowners can then try applying a mildew blocker to keep the matter from returning.
He ripped out the drywall and found extensive black mold.
Also known as artillery or cannonball fungus sphaerobolus it uses internal water pressure to forcefully fire its spores similar to seeds up to 20 feet away the fungus sets its sights on bright areas so that means it will aim for any pale surface that reflects light such as the siding on your house.
Accumulated dirt grime grease and plant material can also provide the perfect breeding ground for mold.