Glossary
The sanitary installation of an apartment

Coefficient of simultaneity; Coefficient de simultanéité

Factor used to adjust the total instantaneous flow rate according to the probability of all devices being used simultaneously.

Collector; Collecteur

Main conduit in a plumbing or drainage system, receiving water from several appliances or branches.

Instantaneous flow rate; Débit instantané

Total quantity of water flowing through the system at a given moment, sum of the basic flow rates of all devices.

Probable flow rate; Débit probable

Flow rate adjusted according to the simultaneity coefficient, reflecting more realistic use of the system.

Méthode simplifiée ; Simplified method

An approach to pipe sizing based...