Use the natural mold remover spray recipe.
How to remove black mold from concrete walls.
Dry inside walls with a towel or rag let a cool breeze dry outside walls.
Apply a coat of clear concrete sealer to prevent the mold from returning.
Dispose of the trash bag.
Reapply the spray lightly this time.
Choose from several cleaning agents to remove mold from concrete.
Follow our detailed 4 steps removal guide below for the best result and lasting effect.
Repair any leaks and explore options for increasing ventilation in the affected space.
Search for leaking pipes or other sources of water.
Before you can begin the mold removal process you must give your concrete basement walls a thorough cleaning.
After the molds are gone you must rinse the area with clean water.
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.
Spray the moldy area well then immediately scrub with a clean cloth or brush to remove the surface layer of mold.
Rinse exterior concrete afterwards with a power washer.
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.
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.
Take the right amount of bleach and mix it with water.
Then take a scrub brush to scrub the mold.
Spot test a small area with your chosen cleaning agent to make sure no damage occurs.
Begin this step by combining warm water with a mild brand of soap.
Dip the scrub brush in the mold and clean the concrete wall properly.
For unfinished surfaces skip to the steps to remove mold from drywall.
Mix 1 4 to 1 2 cup of tsp per gallon of warm water and wear rubber gloves and goggles while scrubbing with it.
If the mold is powdery you should also wear a mask to avoid inhaling spores.
After scrubbing the wall vacuum the area again with the water extraction vacuum.
Next pour the newly formed cleaning solution into an empty spray bottle and proceed to vigorously apply it to your mold laden basement walls.
Use a water extraction vacuum to remove any excess water on the surface of the concrete or cinder blocks.
You can deep clean your concrete by using trisodium phosphate which is a strong detergent that can degrease as it removes mold and dirt.