Why drain flies like your bathroom.
Little flies in bathroom sink.
Adult drain flies love to feed and breed in slow moving or clogged drains.
Finding a swarm of small gnat like creatures flying out of your sink overflow hole can be unsettling.
Drain flies they are about 1 5 to 5 mm long with a light gray or tan body.
They routinely show up in kitchen or bathrooms where they lay eggs in the gelatinous organic slime that can develop in sink drains.
Commonly known as drain flies these pesky creatures lay their eggs in the gunk that builds up in the pipes.
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.
These flies are most commonly found in areas where there is standing water which is why they are usually found in your bathtub toilet drain and sink.
Drain flies aka moth flies can be a common but harmless nuisance.
Drain flies are a nuisance and the problem only gets worse if they re not taken care of.
But in commercial settings particularly those that serve food it becomes even more important to keep drain flies under control.
With kitchen drains bathroom drains sinks and grease traps restaurants are a drain fly s paradise.
Before you can rid your home of drain flies you need to identify the affected drains.
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.
If you ve been noticing small flies buzzing around the drains in your kitchen or bathroom you may have a drain fly infestation.
House flies they are gray in color about 4 to 8 mm long with four dark gray stripes on upper body.
Measuring in at just 2 to 5 millimeters about one eighth of an inch drain flies are pesky insects that tend to congregate around standing water.
Even those with septic tanks are no stranger to drain flies because of the fact that they need stagnant water in order to successfully breed and create.
The gnats most likely to occur in sinks and sink drains include fruit flies moth flies and to a lesser degree phorid flies.
Also known as moth flies sewer flies and filter flies they are gray or taupe in color with small rounded wings.
Commercial restaurants are a haven for sewer flies.
While there is some variation surrounding what insects constitutes gnats for our purposes we will address only those small flies that are non biters and are likely to be pests within homes and other structures.
