Either stone or pea gravel and sometimes both are used in the constuction of a french drain depending on the design preferences of the builder.
Gravel for french drain.
A true french drain is made with gravel but with gravel driveways pvc piping is recommended.
These drains can be made from either gravel filled trenches or pvc piping with holes drilled in the pipe.
French drains are a low technology solution to divert excess water away from a building and allow it to soak into the ground.
The pvc piping only needs to be 4 to 6 inches in diameter for draining purposes.
Ez drain is an all in one easy to install substitute for a traditional french drain.
A ditch is dug protected piping laid in the ditch and the pipe covered.
French drains are primarily used to prevent.
It s lighter simpler and faster to install.
French drains are used to remove excess water from an area.
You re taking in the water throughout the entire system.
A french drain or a drain tile is built by filling a trench with gravel and a perforated pipe is used at the bottom to divert underground water.
Some projects will require more than gravel by the bag.
A geotextile fabric wraps the pipe and gravel acting as a sieve where fine sediments will not pass to the area where the gravel is located.
Use an online gravel calculator to get a rough estimate based on the depth and width of the planned trench.
Smaller gravel such as pea gravel would not allow sufficient water flow.
The number of bags will depend on the size of your drain.
A french drain is a trench filled with a perforated pipe and gravel that allows water to drain naturally from your yard.
For a french drain without a perforated pipe opt for even larger gravel such as 1 1 2 inches across.
They typically consist of a trench up to 2 feet in width and depth with a perforated pipe surrounded by gravel or small stones.
Ez drain stick consists of a corrugated slotted pipe surrounded by a polystyrene aggregate all wrapped in a durable filter fabric.
You can t beat a gravel french drain.
Gravel used for this layer is typically 1 2 inch to 1 inch across the larger it is the better the water flow and less chance of clogs and blockages.
30 higher flow rate than gravel french drains.
Depending on the size of your yard and the scale of your drainage issue you can purchase the pipes and equipment to create a french drain yourself.
Using pea gravel modern french drains have perforated plastic piping as a significant part of the design.