Exterior French drain systems cost $10 to $100 per linear foot. However, the lower end of that scale would apply only to simple yard systems and not foundation water management systems.

French drain systems are a simple and aesthetically pleasing way to redirect water away from your home’s foundation to prevent damage over time.

The best two drainage pipe materials to have your builder use are standard schedule 40 PVC pipe or SDR 35 pipe. Schedule 40 pipe is the type of drainage pipe that is used inside of homes.