Drainage Solution Comparison
| Solution | Cost | Effectiveness | Best For |
|---|---|---|---|
| Splash Blocks | $10-30 each | Basic | Flat lots, low rainfall |
| Downspout Extensions | $25-75 | Good | Most homes |
| Roll-Out Extensions | $20-40 | Good | Walkways, landscaping areas |
| Underground Drainage | $15-30/ft | Excellent | Premium, clean look |
| French Drain + Downspout | $25-50/ft | Excellent | Wet areas, hillsides |
The 6-Foot Rule
Water should discharge at least 6 feet from your foundation — farther for hillside homes. If your current system dumps water right next to the house, you're risking foundation damage.