Mold On Concrete Floor In Basement. Seepage normally occurs in basements when the ground water level rises around foundations after a heavy rain. Outdoor concrete, such as a patio, usually grows mildew when it doesn't dry completely after it's been soaked. If the concrete is in a basement, the black mold may be caused by a leak from outside or faulty plumbing.

For example, an unfinished basement with bare concrete walls and flooring, will provide far fewer food sources for the mold. How to get rid of mold and mildew on concrete basement floor here's how you can clean your concrete basement floor to get rid of mold and mildew. Saturate the walls with the peroxide, then let it sit for up to 30 minutes.
Gallery of Mold On Concrete Floor In Basement
The potential for mold in the basement to cause health effects also depends much on the building materials used on the flooring and walls. In fact, to the untrained eye, efflorescence is almost identical to white mold. The green mold, which is the most common type found on concrete, will stain and discolour your concrete, making it look old and dirty. One of the best treatments for your concrete subfloor may be to not cover it.