The type of French drain—interior versus exterior ... the foundation walls of the basement or crawl space. Then, the drain pipes divert the water to a sump pump which pumps the water outside.

Yard drainage can wreak havoc in a yard. This is how to unclog a yard drain, covering every type from catch basins to French drains and dry wells ...

There are two main types of drainage systems on golf courses: surface drainage and French Drain, often mistakenly called ...