Another thing to remember about PVC installations: The pipe holes should be oriented downward. Counterintuitive though it may be, French drains work by allowing water to flow into them from below.

The main inflow of water comes from a collection basin at the beginning of the pipe, usually in a place where water naturally pools or floods. Water also flows into a French drain pipe along its ...

Installing a French drain involves marking the drain's location, digging a trench, laying landscape fabric, and installing a ...