Title: Demonstrate the installation of the branch duct takeoff from the main, using round metal duct and fittings.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration II (17056-II) > Section: Sizing and Installing Duct Systems

Demonstration should include sizing according to cubic feet per minute (CFM) capacity of the round duct and using tools to install a branch duct.

Process/Skill Questions:

- Which has less air resistance, square or round takeoff? Why?
- What is the maximum length for flexible round takeoff?