Carrier has produced a series of videos designed to help contractors design better zoning systems.  Unfortunately, it’s not as simple as adding two dampers and a control board.  After viewing these videos, you’ll better understand airflow, duct sizing, control limitations and more.

Note, you will have to login to after clicking the links below:

1 – Introduction & Topics

2 – ACCA Manual J

3 – ACCA Manual D

4 – Metal vs Flexible Duct

5 – Combining Lessons

6 – Industry Best Practices

7 – Zoning Controls

8 – Zone Airflow Limits, PI Loop and Simultaneous Heating and Cooling