Along the bottom of the trench, you will unroll the filter fabric, lapping the filter fabric up the sidewalls of the foundation
The drain shall extend not less than 12 inches (305 mm) beyond the outside edge of the footing
French drains are essential for protecting building foundations from water damage
Next, a treated wood footing plate is placed on the gravel or crushed stone fill
Anchor it with the metal stakes provided
This material is frequently used in conjunction with fill soil to elevate landscaping elements while preserving and improving drainage
Clean crushed stone shall be free from organic, clayey or silty soils