How Much Does A Diy French Drain Cost. Especially in the case of an exterior drain you need to check to see if you need to get a building permit for French drain installation. How Much does it cost to install French Drain.
6 rows French drains cost 30 to 100 per linear foot on average but you may pay up to 100 per. Professional installation of the same french drain outside your foundation and repair of all disturbed soil cost around 2350. According to Fixr the average French drain costs 4500.
This system uses a corrugated pipe surrounded by polystyrene aggregate that is then wrapped in filter fabric.
This system uses a corrugated pipe surrounded by polystyrene aggregate that is then wrapped in filter fabric. To install 100 linear feet of drain in an exterior location your costs can drop to 2000 but a perimeter drain that is 100 linear feet can easily climb upwards of 10000. The cost of a French drain depends on the systems size and location. Average Cost of French Drain Installation The average cost to install a 100 foot 2 feet deep exterior french drain in your yard is about 1200 or 12 per foot for DIY with no trencher rental.
