Proper residential drainage starts with the right system—and a clear understanding of how it works. Explore these FAQs to learn more about drainage.
They’re similar, but not always identical. Drain tile is typically subsurface pipe near a foundation; French drains can refer to any gravel-filled trench with a perforated pipe.
Usually just below the foundation footing or 12–24 inches below grade in a yard—depending on water table and soil conditions.
Not always, but if your property doesn’t allow for gravity drainage, a sump pump may be needed to discharge the water.