You want your home to be an attractive place—for you, your family, and your guests. And there are few things less attractive in an otherwise well-ordered home than to see insects buzzing around a drain.
“Drain flies” are tiny flies only about an eighth of an inch long. They collect and breed down in drains among sewage deposits. They aren’t harmful, but you still don’t want them around. If you don’t do anything about drain flies, they’ll only multiply and make the problem worse.