They tend to congregate near sinks, toilets, floor drains, and tubs ... Drain flies often start in drains that are used ...

Locate the main waste stack — the large 3 or 4-inch-diameter vertical pipe that runs into the basement floor. Look for a clean-out plug along the street-facing wall of the basement. If you find ...

There’s nothing quite as irritating as observing water persistently sitting on your bathroom floor or kitchen sink, refusing to drain as expected. This exasperating predicament often incites ...