Depending on the size of the problem you can get rid of mold under the sink by yourself with some disinfectant and masks.
Black mold in sink overflow.
Stick the pipe cleaner or sink cleaning brush into the overflow hole.
Rub all parts in the structure thoroughly including the grate that is possible to be infected by black mold as well.
Push the brush in and out several times to remove as much gunk and buildup as possible.
A mix of baking soda and vinegar can also be used to clean and flush out the overflow.
Give it a couple of good plunges boil a kettle of hot water then proceed to pour it down the problem area.
Cleaning your drains with a natural home remedy using baking soda.
Black mold is something that can invoke fear in any homeowner.
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.
Replace the stopper and lock it back into place.
Put on rubber gloves and a.
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.
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.
Clean the sink stopper from which the black gunk is coming.
Clean the overflow in a bathroom sink with pipe cleaners or cleaning brushes.
Follow with boiling water or an enzyme cleaner to get rid of bacteria in the overflow hole drain.
This will remove debris and buildup.
The black slime backing up into your sink can be caused by a clogged pipe so plunging it will remove the clog.
Mold is however a common problem that comes with dampness or moisture making it a very common sight in bathrooms and under sinks.
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.
Stick the funnel in the overflow hole in your sink.
Take the stopper outside and clean it thoroughly putting the nasty mess in the trash.