Indoor french drains are installed in a trench along the perimeter of the foundation and the water is routed into a sump pump.
French drain system installation.
Used in low spots in yard or in crawl space and usually will have a couple catch basins attached to t.
Start by picking a location for the drain that is sloped and the right type of pipe.
French drain is a perforated pipe surrounded by gravel.
Before building a french drain in a specific area you must locate all underground cables pipes or other installations that could make digging dangerous in that particular spot.
In the area where water is to be collected the sides and bottom of the trench are lined with filter fabric to keep dirt from washing in and clogging the drain.
You can create a curved drain with a flexible drain hose but it will not be as durable and may need to be replaced over time.
Check with your municipal or public agencies to make sure you have a free area to construct your french drain.
Then dig the trench for the drain and put the drain in properly so it can direct water away from your home.
Steps for installing a french drain the steps include digging a trench whose bottom slopes and that is long enough to lead to a discharge point.
The most reliable way to eliminate undesirable free standing water is to install french drains with slotted pipes filter fabric and gravel.
This system uses corrugated slotted pipe surrounded by polystyrene aggregate that is then wrapped in filter fabric.
Without the gravel and the fabric however the drain can clog up with sand and soil over time.
However if you have a finished basement you ll have to remove interior walls in order to install the system.
To create your french drain with pvc pipe which is more durable you will need to create a trench in a straight line.
Gravel free french drainage system to save some steps in the process of french drain installation consider purchasing an alternative gravel free drainage pipe system.
An interior french drain intercepts water as it enters your basement it s the surest method of keeping your basement dry and a better option than a footing drain.
The old way of installing french drains is to do it without the gravel and the fabric.