Title: Construct copper tubing assembly, using solder joints.
Course: Building Trades I (17009-I) > Section: Plumbing: Performing Plumbing Basics

Construction should include

- cleaning the pipe, using sandpaper or wire brush
- applying flux with a brush
- applying heat for the solder
- applying the solder
- testing assembly for leaks
- wiping excessive flux after assembly cools.

IRC: Chapters 25, 26, and 27 cover general plumbing requirements, fixture installation, workmanship, piping support, inspections, and testing. Chapter 29 covers water supply and distribution (https://codes.iccsafe.org/content/IRC2018P4).

Process/Skill Questions:

- What scientific principle allows molten solder to flow into a joint?
- What material must be absent from solder used in domestic water systems?
- Why is flux so important in soldering?