You can t beat a gravel french drain.
What type of gravel should i use for a french drain.
For the best drainage look for coarse washed rock gravel that is screened with a stone size of 1 2 to 3 4 inch.
No matter what the gravel or stone opt for washed varieties otherwise fine dust and particles may hinder or even stop water flow.
You re taking in the water throughout the entire system.
Being careful not to injure the pipe drainlayers form a layer of larger stone on top of the pipe then finish with a layer of pea gravel.
The crushed stone varieties of drainage gravel consist of shell gravel and crushed rock.
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.
Not only do many types of gravel assist in water drainage but gravel also enhances landscape design.
Smaller gravel such as pea gravel would not allow sufficient water flow.
With an all gravel drain that s to the surface like this that s wrapped.
The upper 12 inches above the pipe shall be filled with native soil to avoid having crushed stone over the perforated pipe that could damage the pipe.
French drain gravel should be washed three quarter inch minimum and as large as 1 crushed stone.
For example a french drain without perforated pipe needs 1 inch gravel.
Pea stone works but the smooth stones settle together and don t move as much water as coarse rock.
The crushed rock is usually 1 to 2 inches approximately 2 5 to 5 cm in length and is used for a number of purposes including driveway installation building foundations and large drainage areas often found near industrial buildings.
For a french drain without a perforated pipe opt for even larger gravel such as 1 1 2 inches across.
For the very best gravel french drain built in southeastern michigan give us a call at 248 505 3065.
Pea gravel is laid first then your pipe.
A french drain is a trench filled with a perforated pipe and gravel that allows water to drain naturally from your yard.
Drainage gravel may be used for landscaping purposes.
Though more expensive complicated and time consuming using both pea gravel and stone together is one of the best ways to form a french drain.
Areas that will see especially heavy flow may need larger gravel.
Or projects without drainage pipes may also need larger gravel.