Put on rubber gloves and a.
Black mold in sink overflow.
The best way to remove it is to physically scrub it with detergent and water so if you can remove the strainer and stopper to gain access to the tailpiece.
Depending on the size of the problem you can get rid of mold under the sink by yourself with some disinfectant and masks.
To remove black mold in the drain you can scrub it using a brush or a piece of cloth.
If you find mold in your drain pipes and or a defective seal or a gap around the pipe allowing water to leak your safest bet to get immediate relief is to place a temporary vapor seal over the infected drains because you and your family could be breathing in the toxic off gasses and mycotoxins from molds fungi and bacteria.
This will remove debris and buildup.
Rub all parts in the structure thoroughly including the grate that is possible to be infected by black mold as well.
Stick the pipe cleaner or sink cleaning brush into the overflow hole.
If you notice small patches in black dark green or gray colors in the sink drain or drain pipe mold removal steps should be done immediately.
When you find black mold near a sink the problem may be the result of a leak in the plumbing since black mold requires large amounts of moisture in order to grow.
Removing mold in sink drain mold collects in the drain tailpiece which is the vertical pipe that extends down to the p trap and on the undersides of the strainer and stopper.
Stick the funnel in the overflow hole in your sink.
Follow with boiling water or an enzyme cleaner to get rid of bacteria in the overflow hole drain.
Bring the water to a boil.
Replace the stopper and lock it back into place.
A mix of baking soda and vinegar can also be used to clean and flush out the overflow.
Black mold is something that can invoke fear in any homeowner.
Mold is however a common problem that comes with dampness or moisture making it a very common sight in bathrooms and under sinks.
Give it a couple of good plunges boil a kettle of hot water then proceed to pour it down the problem area.
Clean the sink stopper from which the black gunk is coming.
Push the brush in and out several times to remove as much gunk and buildup as possible.
Take the stopper outside and clean it thoroughly putting the nasty mess in the trash.