Author/Contributor: BILD Alberta, Professional Home Builders Institute (PHBI)
Alberta Context: This video is the fifth in a six-part series of educational resources from BILD Alberta on the Alberta Edition of the 2023 National Building Code.
Summary:
The 2023 National Building Code – Alberta Edition took effect on May 1, 2024, and the Government of Alberta set Tier 1 as the standard province-wide.
This video goes over the compliance differences between single-family and multi-family homes, the importance of airtightness, its challenges and benefits, energy modeling for multi-family homes, party wall considerations, and managing peak cooling loads.
Video timestamps:
- 0:00 Overview
- 3:34 Changes in the code
- 6:25 Energy modelling in multi-family vs. single-family
- 12:15 Airtightness in multi-family units
- 15:00 Key differences in multi-family construction
- 18:24 Penetrations, openings, and mechanical systems
- 20:49 Preview of Peak Cooling Loads
- 23:42 Airtightness and energy efficiency in multi-family dwellings
- 31:07 Airtightness challenges
- 33:44 Benefits of airtightness in multi-family dwellings
- 35:06 Summary
Reference Links:
- BILD Alberta
- https://www.alberta.ca/building-codes-and-standards
- National Building Code: 2023 Alberta Edition
- National Energy Code of Canada for Buildings: 2020
