Contractor data
Pente minimale d'un drain français au Québec
Soumission Rénovation
Read through a search excerpt during the 2026-10-10 research (page blocked or not read in full). Re-read at the source before publication.
Open the source- Consulted
- October 10, 2026
- Region
- QC
- Language
- fr
Cited by
What we take from it
- The minimum fall cited in Quebec for a French drain is 1%, with an absolute minimum of about 0.5%.
- Minimum fall of 1%, absolute minimum about 0.5%.
- The pipe must keep at least 1% of fall to the outlet.
- The pipe keeps at least 1% of fall to the outlet.
- A drain must flow continuously to its outlet.
- The drain must fall all the way to an outlet.
- Absolute minimum about 0.5%.
- Minimum fall of a French drain.