Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

Drains and Sewers - Capacities vs. Size

Drainage Fixture Units (DFU) connected to building drains and sewers.

Drains and sewers - capacity vs. slope and fixture units

Note! - charts are based on clean pipes. Friction coefficients may vary with pipe material.

The Drainage Fixture Unit Values (DFU) are defined by the Uniform Plumbing Code (UPC) and can be used to determine required drainage capacities from fixtures and service systems.

3D Engineering ToolBox - draw and model technical applications! 2D Engineering ToolBox - create and share online diagram drawing templates! Engineering ToolBox Apps - mobile online and offline engineering applications!

Unit Converter


















































4.9.9

.