Always work in a well ventilated area.
Bleach to kill mold on concrete.
Put on protective gear such as gloves mask eye goggles or old clothes.
Fill a bucket with 1 gallon of warm water and add one quarter cup of liquid laundry detergent.
Mix 1 cup of bleach into 1 gallon of water.
A simple solution of household bleach poured onto the problem area followed by a hot water rinse can remove dirt grime mold and mildew.
Why clean concrete with bleach.
Pour the mixture into a spray bottle.
Use chlorine bleach to kill the mold spores and remove the stains effectively.
To clean mold off concrete you can use either a commercial mold killing product or a diluted bleach solution made with 3 parts water to 1 part bleach.
One such solution includes 1 oz.
Spray onto mold and allow it to set in.
How to kill mold on concrete.
Apply the solution use a mild abrasive brush to scrub the affected area until all the visible black mold is.
Rinse the concrete.
First put on safety gear such as goggles gloves and a respirator to protect yourself from the mold and fumes.
Pure household bleach followed by an adequate hot water rinse causes no harm to your concrete.
Mix a solution of chlorine bleach detergent and water.
Select a cleaning agent you may use diluted bleach fungi killing detergent and a regular cleaner all mixed.
Step 4 apply the solution to the concrete with sponge or brush.
Oxygen based bleach will only remove the stains but not kill the spores.
Also if your concrete is colored the bleach might affect it.
After applying the solution to the surface let it stand for about 15 minutes and then rinse off.
Of laundry soap 3 oz.
In certain instances using a scrubber or a broom with a bleach solution can release embedded dirt.
Cleaning a concrete surface with bleach solution effectively kills the mildew.
Since concrete is porous it will retain both odors and stains.
Of trisodium phosphate 1 quart of bleach and 4 quarts of water.
Mix one cup of bleach and half cup of detergent for each gallon of water.