Black Spots On Concrete Wall

This article provides a catalog of types of stains found on concrete surfaces.

Black spots on concrete wall.

The combination of substances become darker as layers of dirt accumulate on top of the stain. Walls floors ceilings including un wanted stains from various causes deliberate concrete coloring processes stains or acid treatments. For black mold on concrete in a basement start by ventilating the area well. And don t panic concrete stains are a part of life so no one expects it to look flawless forever.

Mold thrives in the presence of high humidity warmth and organic matter on which it feeds. The other reason why keeping liquid from absorbing into concrete is important is because it puts stress on the concrete leading to cracking. Concrete discoloration dark spots stripes and blotchy concrete. Keep the concrete dry to prevent black mold from forming in the first place.

Black stains on concrete consist of layers of dirt and oil chemicals ink or other substances. It s always warm enough in your home for mold to grow even in the cold basement and household dust carries enough organic matter to feed it. If the white substance dissolves easily with water it is likely the latter. Mold might look like black spots or areas that have turned green.

Because you ll be using bleach indoors open a window and escape the fumes when possible. Create a cleaning solution that s one part bleach to four parts water and apply it to the concrete. Some mold is white but can be confused with efflorescence which is a salty film on the concrete. Discoloration issues on new concrete.

Dark black or grayish stains on the wall are a sign of mold. Black mold is a fungi that has a green and black color. Also known as strachybotrys atra black mold can grow on just about anything including concrete. There are many causes of discoloration on a concrete surfaces and the solution will vary depending on the cause.

Final thoughts if the above stain removal measures don t work contact a professional. Methos for removing un wanted discoloration or stains from concrete. Stains colors or discoloration on concrete surfaces. It thrives in areas that are damp shaded and have moderate temperatures.