High groundwater around a building’s foundation, planters, retaining walls, and basement can lead to costly water damage to property. The solution? Lower subsurface groundwater elevations by diverting water to a lower point with the EZflow® Gravel-Free French Drain System. A convenient alternative to traditional gravel-filled French Drain systems, the EZflow French Drain is a preassembled bundle containing lightweight Poly-Rock™ made of expanded polystyrene (EPS) encased in a black geotextile mesh sleeve for easy handling and installation.