Title: Identify the major components of a drainage system and their functions.
Course: Plumbing I (17058-I) > Section: Installing Drainage, Waste, and Vent (DWV) Systems

Identification should include

- building sewer
- building drain
- branch system
- traps
- vents
- clean-outs.

Process/Skill Questions:

- What are some consequences of vents not working properly?
- How does a branch system operate?