Apply a second layer of white vinegar and scrub the stain with a stiff bristled scrubbing brush vigorously for at least two minutes.
How to remove water stains from concrete walls.
You will need to use only clear water to avoid worsening the situation.
Allow the solution to fizz and then rinse it off with plain water.
Repeat this process as necessary until the stain is gone or until sand begins to be exposed on the concrete surface.
If you catch the stain early this might be all you need in addition to some sunshine odor can be further reduced by an application of distilled white vinegar.
Wet the concrete stain with a bit of plain water and then rub the acid mixture into it using a coarsely bristled scrub brush.
The easiest step to remove efflorescence is to wash the wall and scrub the area to see if the stains go away.
Spray the wall as necessary.
However the pet store products are most effective.
I show you how to remove cover up water stains on your ceiling or walls.
The sooner the better as time will be against you if you are trying to remove these stains.
Run water around the outside of the basement 15 20 minutes per side if there is a leak issue running water on the exterior concrete wall will cause water seepage on the interior concrete wall.
A thorough cleaning with a concrete safe cleanser lightens stains and usually removes them completely.
After painting my perfectly prepared walls i was in for a shock when water staining.
Step 1 apply undiluted white vinegar to the entire mineral deposit you are attempting to remove and allow the stain to soak for approximately 20 minutes.
First scrub the concrete stain with dish soap and water in order to remove as much urine as possible.