Depending on how much mold build up there is you can choose to hand wash it or use a pressure washer.
Why isalgae and mold bad for siding.
In order to remove mold from siding all you need to do is perform a thorough cleaning.
Preventing mildew and mold on vinyl siding.
Of course it s not always that simple.
You re probably wondering how mildew and algae can survive on plastic or vinyl siding.
Getting rid of this source of shade can help prevent mildew or mold from growing on vinyl siding.
These leaks can get behind your siding and eventually cause mildew or mold.
Mold typically forms in damp warm and poorly ventilated attics and basements and can spread to your roof siding and deck.
Mold often forms in warm damp and poorly ventilated basements and attics and can spread to your siding roof and deck.
This article describes algae or mold stains on wood vinyl and other building exterior surfaces explaining the common cause as well as methods of cleaning and prevention.
He cautions that mold or algae infected roofs may also end up increasing your energy bill and will likely decrease the life of your roof.
The simplest way to deal with algae and mold is to prevent it.
This article series catalogs the different types of stains or discolorations found on building exterior surfaces.
Building exterior walls siding trim algae or mold stain cause diagnosis cure.
Regular house washing to prevent mold and algae.
This may or may not mean you have excess moisture leading to mildew.
Vinyl siding stain diagnosis.
This article discusses common causes of stains or discoloration found on vinyl building siding.
Distinguishing the type of stain found on siding is useful in deciding on the cause and thus the cure or prevention of staining.
There s no magic paint or coating i m aware of that will keep your siding free of mildew mold and algae.
If moisture lack of sunlight and dirt are all common causes of fungus growth on siding preventing this problem should involve getting rid of these potential causes.
Stains the same color as your siding are typically caused by water streaming down siding due to damaged or misaligned gutters.
However if you have wood siding with mold on it it might get damaged and have to be replaced.
Here s the bad news.
Dirt from rain splash up algae lichens mold moss or even smoke or chemical stains have different causes and different preventative measures.
You can read a detailed guide on cleaning siding in this.
The mildew and algae are feeding on sugars dust dirt or other things that are attached to the siding.
It s a good idea to inspect your crawl spaces attics and basements a few times a year to be sure mold isn t silently forming under your.
If the inside of your home is unscathed you re likely just dealing with algae.
This is why it s important to identify exactly what the streaks on your home are.
Rust colored stains are usually a sign that nails in the siding are rusting.