Killing mold with vinegar couldn t be simpler.
Black mold bathroom caulk.
Spray the vinegar on the affected area leave the room for about one hour scrub the caulk with a brush or wipe it down with a sponge.
It gradually disappears but can require repeated spraying.
How to remove a black stain on shower caulking step 1.
Rinse with plain cool.
Turn on the bathroom ventilation fan and open a.
Remove black mold from caulk step 1.
Clean up the stains.
Mix one cup bleach with one gallon of water.
To remove the black stains that mold leaves on non porous surfaces like grout mix equal parts of bleach and water in a spray bottle and spray it over the stained area.
Protect yourself by wearing the recommended gear listed below.
Black mold on bathtub caulking can be removed by spraying undiluted bleach onto it every few hours over the course of a day or two.
A good shower cleaning is in order.
If the mildew disappears but takes 45 seconds or longer it s likely mildew under the caulk.
Wet the old toothbrush and give the black stains on your shower caulk another scrub.
Ventilate the area by opening windows and the bathroom door.
If the mildew disappears immediately you ll know it s growing on top of the caulk.
Rinse the caulk and shower with water.