The size and material you use for underground drainage matters.

PVC and Corrugated pipe both have advantages and disadvantages. 

Use the calculator below to make sure your contractor is using the appropriate piping.

https://www.ndspro.com/tools-and-calculators/drainage-calculator/

Never use corrugated under a driveway or patio. 

Give us a call for all your erosion issues

678-249-8258

https://www.hannahoutdoordesigns.com

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