The small black bugs that sometimes emerge from the bathtub and sink drains are known as drain flies but this flies can also be called drainage moths filter flies and sewage flies.
Tiny bugs in bathroom wall.
The presence of these flies is usually an indicator that a plumbing problem exists.
In addition to feeding on mold these silvery gray pests favor moist and humid habitats usually congregating around drains.
Similarly carpenter ants needing water to survive primarily attack wet wood.
They look like tiny black bugs with wings and tend to appear around drains in tubs and sinks.
The moisture in bathrooms along with the opportunity for concealment in sink and tub drains provide the perfect habitat for many types of bugs.
Specifically you re likely to spot drain flies near sinks and showers that are stagnant for a time like after a long vacation or used very infrequently such as a guest bathroom.
How to get rid of gnat like bugs coming out of the overflow hole of a bathroom sink.
Drain flies are small measuring an eighth of an inch which is about the size of a fruit fly or a gnat it s easy to confuse them as a matter of fact.
Bathrooms provide suitable conditions for many bugs.
Cover the overflow hole and any open drains with strips of masking tape.
Small black bugs found in bathrooms are usually sewer flies or drain flies.
Check the tape daily to.
Drain flies can surface in very large numbers when they make their way indoors.
These tiny bathroom bugs will usually seek refuge in wall voids behind baseboards and under floors.
Other pests in the bathroom.
The small fast moving grey bugs that often appear in bathrooms and other moist indoor areas are called silverfish.