![]() ![]() The primary function of a French drain is to channel water from areas where it is likely to pool or flood to the street, dry well, drainage ditch, low-lying area of your property or any other area suitable area.Īlthough most people use French drains to prevent soggy yards, they can also be used to prevent surface water from penetrating and damaging house foundations.įrench drains are also known as filter drains, blind drains, weeping tiles, rubble drains, rock drains, perimeter drains, land drains, French ditches, sub-soil drains, agricultural drains or sub-surface drains. French drains on the other hand are sub-surface structure comprising of perforated pipes and gravel wrapped together using a drainage fabric and laid in a trench. French drains should however not be confused with trench drains.Ī trench drain also known as a channel drain is a simple trough-shaped surface structure made from plastic, concrete or metal that is used for rapid water evacuation. ![]() Top soil, grass or decorating gravel is then used to cover the drainage wrap. This prevents the dirt from clogging the system. ![]() The gravel/rock and perforated pipe are wrapped using a landscaping/drainage fabric that will only allow in water but not dirt. They are installed in the yard or around the perimeter of the house. And that is where French drains come in.Ī French drain refers to a trench filled with gravel and a perforated pipe which are then wrapped with a drainage fabric to direct surface water and/or groundwater away from your property in areas prone to flooding. Soggy yards or water pooling around sidewalks or building basements is not only ugly but also a health hazard. ![]()
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