You ll need to wear protective gear and scrub the moldy areas vigorously.
How to clean mold off concrete basement walls.
After the molds are gone you must rinse the area with clean water.
Scrub the vinegar solution into the concrete using a scrub brush with stiff bristles.
Wear rubber gloves while applying the bleach mixture with a scrub brush or mop.
Allow the bleach mix to remain on the walls at least 10 minutes.
Begin this step by combining warm water with a mild brand of soap.
A better way to clean mold on basement walls is to use a one to one solution of white vinegar and water.
Before you can begin the mold removal process you must give your concrete basement walls a thorough cleaning.
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.
Allow the area to dry naturally.
Vinegar will kill 82 of mold species.
Disinfect the area with a mixture of bleach and water 1 2 cup of bleach per gallon of water.
Spot test a small area with your chosen cleaning agent to make sure no damage occurs.
The vinegar will not only penetrate the concrete better it will also act as a disinfectant.
Dip the scrub brush in the mold and clean the concrete wall properly.
Saturate the walls with the peroxide then let it sit for up to 30 minutes.
Step 1 clean your basement walls.
Then take a scrub brush to scrub the mold.
Clean non porous surfaces such as the cement basement walls themselves with a mixture of 10 percent bleach and 90 percent water.
Rinse exterior concrete afterwards with a power washer.
Saturate the walls with the peroxide then let it sit for up to 30 minutes.
Do not mix bleach with an ammonia based cleaner.
To kill mold on concrete basement walls or for an ideal diy mildew remover pour 3 hydrogen peroxide into a spray bottle.
Mixing them causes toxic fumes.
Open the windows if you are inside.
Take the right amount of bleach and mix it with water.