Just Wait...

Sewage norm flow

Calculates the total norm flows for various connected appliances to the wastewater system.

Sewage norm flow

Unit Amount Flow Sum
amt l/s l/s
Water closet
Kitchen sink
Sink (large)
Floor drain
Sum norm flow


Normal flow

A benchmark for waste water which puts the design conditions for the consumer ie the various devices connected to the sewage system. The values ​​reported in the table covers the most common variants of standard units, absence of a suitable alternative is the ability to add their own products with values ​​from vendors or own estimates of the flow.


The type of device that is connected to the overflow pipe.


The total amount of units that is connected to the sewage system are calculated.


Norm specified flow per unit. Flows can be changed to your own if desired.