Title: Identify the need for backflow prevention devices.
Course: Building Trades II (17009-II) > Section: PLUMBING: Roughing-in Water Distribution Components

Identification should include situations when hydraulic conditions deviate from the norm. This requirement is typically found in local/regional code or by city ordinance and inspected and determined by water suppliers.

IRC: Chapter 29 covers protection of potable water supply in section P2902.

Process/Skill Questions:

- Where are backflow devices used?
- What is required to install backflow devices?
- Who can install backflow devices?