What is exterior drain tile?
An exterior drainage system directs outside water to a street’s sewer, draining the soil around your home and relieving pressure from the home’s foundation. The same mechanics are in play for this system.
How deep is drain tile around foundation?
Because the drain tile will be installed at a height that is lower than the bottom of the concrete slab or crawlspace floor, the trench must be at least 10 inches deeper than the top of the footing or slab.
What is drain tile on foundation?
Drain tile is essentially a network of porous pipes that run alongside your foundation. These pipes are in place to encourage water to drain away from the foundation and into the network of pipes, instead of seeping through cracks and causing issues in your basement itself.
How effective is exterior drain tile?
The interior drain tile is extremely effective at intercepting and draining excess ground water away from the basement. This prevents it from getting into your basement. Exterior drain tile on the other hand is effective at dealing with water from any source.
How do you install exterior foundation drain?
- What are the required materials for proper foundation drainage?
- Step 1: Dig the trench.
- Step 2: Create a proper slope.
- Step 3: Level the soil.
- Step 4: Add geotextile and gravel.
- Step 5: Place the pipe.
- Step 6: Finish.
Do foundation drains need to be sloped?
ABOUT FOUNDATION DRAINAGE The solid pipe should be sloped at a minimum pitch of 1/4 inch per foot, although a steeper slope is better. If there is more than 200 linear feet of foundation, add a second outlet or increase the size of the outlet pipe from 4 inches to 6 inches.
Is a footing drain the same as a French drain?
Footing drains, perimeter drains, drain tile and French drains are all names for the drainage system that surrounds your home’s foundation.
How much pitch do I need for drain tile?
Slope the bottom of the trench to facilitate a water flow away from the structure. To force water movement, create a slope of between about 1/2 percent and 2 percent, meaning that the trench bottom will drop between one-half foot and 2 feet in elevation across every 100 horizontal feet.