Title: (Optional) Identify the different types of natural gas distribution materials.
Course: Plumbing II (17058-II) > Section: Installing Natural Gas Piping Systems

Identification should include

- pipe wrought from iron or steel (galvanized or black), or yellow brass containing not more than 75 percent copper, or internally tinned or equivalently treated copper
- approved PE (polyethlene) pipe for exterior buried piping systems when used with factory assembled steel risers.

Process/Skill Questions:

- Why is it important to be aware of the types of natural gas distribution materials?
- Why does copper pipe not meet code in some areas?