Concrete walls are not especially prone to mold and mildew which are words for the same thing.
How to remove mold and mildew from concrete block walls.
Bleach can remove mold found on hard plastic metal and another non porous surface.
Your eyes and nose are suitable tools.
Cinder block walls are strong long lasting and resistant to elements such as wind and rain however they are still subject to the effects of mold growth.
Only mold grows on concrete blocks so identifying mold is simple.
The darkness and humidity in the basement provide ideal conditions for mold and it usually doesn t take a microscope to tell you have a problem.
Put on the mask goggles and gloves.
But that s far from the truth.
To kill mold on concrete basement walls or for an ideal diy mildew remover pour 3 hydrogen peroxide into a spray bottle saturate the walls with the peroxide then let it sit for up to 30 minutes.
If dirt settles on a cinder block wall and moisture collects as a result from flooding humidity or rain mold spores can settle on the wall surface and begin to expand.
Most homeowners believe that using bleach on walls will kill mold and solve their problem.
Clean mold off walls by scrubbing the area thoroughly with a bristle brush after about ten minutes to help to lift any residual mold out of the pores in the concrete.
Paints labeled mildew resistant can also help prevent the return of mold.
Look for dark hairy looking spots mildew jelly like growths and small mushrooms.
Even the epa recommends against using bleach for routine removal of mold from walls and other porous surfaces.
During mold removal homeowners should wear goggles a mask rubber gloves and long sleeves.