downspout
In French: descente pluviale
Definition
The vertical pipe that brings water from the gutter to the ground. Its water should come out away from the foundation, onto a surface that absorbs it, never into the foundation drain.
Also called
- downpipe
- leader
Other names in French
- descente de gouttière
Sources
The Calgary guide recommends extending downspouts 1.2 to 1.8 m and discharging onto lawn, not driveways or walks.
Guide to Lot Drainage · City of Calgary