These stains are primarily caused by mold and mildew.
Brown stain on vinyl siding.
Here s a simple step by step guide on how you can get rid of those ugly marks and keep them from coming back again.
I thought it was bird droppings at first so i power washed it off.
Compare 1 more.
The photo at above left shows green algae on vinyl siding.
For pricing and availability.
Scrub the area with a scrub brush and the solution.
Remove tough stains clean tough stains off with a nonabrasive cleaner or a homemade vinyl siding cleaner of soap and water that won t damage the surface of the vinyl.
Once the general cleaning is completed you are ready to tackle the stain.
Mix a strong solution of siding cleaner or other strong detergent and hot water.
Stain free mentioned above or stain free extra strength can also work miracles with vinyl pool steps that have gradually or suddenly changed their colors often turning a dirty brown grey or orange color.
Protect yourself with rubber gloves and goggles.
Compare 1 more.
Artillery fungus is a wood dwelling fungus commonly found in mulch.
Brown vinyl siding panels.
Click to enlarge any image small gray or darker round spots on siding that are about 1 16 in individual diameter particularly if the spots are slightly raised may be artillery fungus a mold spore.
Stains on the water line stains at the water line can develop over time on a vinyl pool.
Dark green and brown stains on your vinyl siding can be very unattractive.
Georgia pacific vision pro vinyl siding panel x 144 in.
Since then there haven t been any issues with the siding however a week ago i noticed a bunch of brown streaks stains on the east side of the house.
Algae may also look black or brown as may some molds.
Georgia pacific vision pro vinyl siding panel 8 in x 150 in.
Fast forward a week later and the stains have reappeared in the same spot.