Rinse exterior concrete afterwards with a power washer.
How to get mold off concrete walls.
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.
The best way to remove mold from concrete walls is to clean and scrub the surface with mold killing detergent rinse the walls with clean water.
After the molds are gone you must rinse the area with clean water.
Next pour the newly formed cleaning solution into an empty spray bottle and proceed to vigorously apply it to your mold laden basement walls.
If the mold is powdery you should also wear a mask to avoid inhaling spores.
Dry inside walls with a towel or rag let a cool breeze dry outside walls.
Before you can begin the mold removal process you must give your concrete basement walls a thorough cleaning.
Alternatively pour the solution onto the concrete and scrub it with a stiff bristled.
Take the right amount of bleach and mix it with water.
Dip the scrub brush in the mold and clean the concrete wall properly.
Clean up the solution and any debris with paper towels.
The staining is an aesthetic rather than a health issue.
Choose from several cleaning agents to remove mold from concrete.
You can deep clean your concrete by using trisodium phosphate which is a strong detergent that can degrease as it removes mold and dirt.
Dip a scrub brush into the detergent solution and scrub the concrete thoroughly to remove any dirt and mold.
If you can hose off the walls or scrub them down with warm water to remove any cling on spores when you finish and leave the walls clean and shiny.
VoilĂ all mold removed.
After scrubbing the wall vacuum the area again with the water extraction vacuum.
Assuming the floor is concrete spray the area with a borax water solution.
Occasionally the mold growth will leave behind a stain even after a vigorous cleaning.
Then take a scrub brush to scrub the mold.
Begin this step by combining warm water with a mild brand of soap.
Spot test a small area with your chosen cleaning agent to make sure no damage occurs.
Mix 1 4 to 1 2 cup of tsp per gallon of warm water and wear rubber gloves and goggles while scrubbing with it.
Use a water extraction vacuum to remove any excess water on the surface of the concrete or cinder blocks.