Vinyl Siding Spots

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Vinyl siding spots. The siding has been on the houses for 12 years and now everyone is talking about the black spots so it s really a town issue lol but one we need to figure out. The vinyl siding institute yes there really is such an organization offers some helpful and specific tips for dealing with stubborn moldy spots on your siding. There were white circular spots showing up on the vinyl. 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.

Vinyl siding is very popular due to its durability and simple maintenance. Dirt and insect secretion stains however can adhere to vinyl siding attracting molds mildews and algae. 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. Insect stains and other debris can be removed by simply cleaning vinyl siding with household cleaners.

We took a piece of siding off and found that the spots occurred wherever there was a green headed plasti cap holding on the foam sheathing. Store bought cleaners such as windex will usually do the job for these kinds of spots but if you want to make your own chemical free solution you can use a natural mixture of. Vinyl siding is a common substance to use for covering and protecting the outside of your home and it has many appealing qualities such as being lightweight. Thankfully i only have one area that has plants next to it so the bleach solution wouldn t hurt them but not sure about my deck stains.

It s hard to see shotgun fungus itself because it s only 2 millimeters wide. I just built a deck for a customer that had an unusual siding problem. Distinguishing the type of stain found on siding is useful in deciding on the cause and thus the cure or prevention of staining. How to fix discolored vinyl siding.

Vinyl siding stain diagnosis.