Black Streaks On House Siding

When i am finished with a job and walking around the house looking at how clean it is with the customer i tell them as i point to the drain holes weep holes on the vinyl your siding has these drain holes in it to allow the siding to breathe from behind.

Black streaks on house siding.

These are the cause. It worked great and did a nice job of getting the dirt off the siding. We have a problem with our siding on front and back of our 2 story home. Shotgun fungus can shoot black spots on your house here s how to avoid the mess if you re seeing dark specks on your siding the culprit could be hiding in your mulch.

You ve never really taken a good look before but yes it s there. You re outside taking care of some yard work and you suddenly notice streaking on your roof and siding. There are streaks all over that are darker than the the rest. The most common type is known as gloeocapsa magma also known as blue green algae.

I agree with you guys in that these streaks are coming from the weep holes in the siding. Use these simple landscaping tips to prevent this from happening. The simple answer is heat moisture and nutrition. The growth on your roof thrives in a warm moist and dirty environment and in some cases it feeds on the materials on your home find out more about roofing materials.

Stains and streaks can show up easily on roofing and siding over time thanks to a whole host of nuisances including mold mildew and plain ol dirt. The green stuff on siding is abundant in the south. Black or other colored stains on roof surfaces may be caused by soot from chimneys both wood fired and oil fired. Green stuff on siding.

Black brown or gray stains on roofing products due to debris left on the roof surface such as piles of leaves and. This algae growth usually begins as small spots and then eventually becomes visible streaks. It basically looks like dirty water drying on the siding. What causes black streaks on roof.

Although these dark spots and ugly black streaks on your roof may look like dirt mildew soot or mold what they really are is algae. It is occuring on first floor only same area in front as in back. When we did the same to the front of the house we noticed later in the day that it looks as if someone did graffiti all over.