Using an overhead high-volume, low-speed (HVLS) fan’s bi-directional airflow and elevated air speed is a powerful way to improve ventilation, thereby reducing the concentration of airborne pathogens through dilution. Occupant comfort can be assured...


Performing airtightness testing on Part 3 buildings has been limited to high-performance projects. However, there is now a trend of mandatory airtightness testing in North America. With the third version, the Toronto Green...

Adequate ventilation is necessary to ensure acceptable indoor air quality (IAQ) and remove pollutants originating from building materials, consumer products, and human activities.


The largest chain of health clubs in Canada understands the benefits of high-volume, low-speed (HVLS) overhead fans. In the last seven to eight years, Goodlife Fitness has installed them in 90 per cent of...



Growing up in a small town in Northern Ontario, this author was exposed to only one true rivalry—the one between the Montréal Canadiens and the Toronto Maple Leafs.

Mid-rise construction has taken hold as cities across Canada seek new ways to accommodate growth in urban populations. Recent provincial and municipal codes and pending national code changes are allowing a more affordable path...