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RDH puts a high value on learning and on furthering scientific knowledge about buildings. Many...

The 2008 edition of NAFS first appeared in Canada in the 2010 National Building Code,...

In 2015, the Seattle Energy Code saw increased strictness in airtightness requirements with the maximum...

Over the course of its service life, a building’s façade endures monumental environmental forces including...

Note: The public review has now ended. NAFS, the North American Fenestration Standard, is jointly...

“So, what’s next?” This question has been posed to me not once, but twice over...

Whenever Canadian building codes refer to the North American Fenestration Standard (NAFS), they also refer...

In the simplest terms, building airtightness refers to a building’s resistance to air leakage—air flowing...

Building façades, envelopes, or enclosures—by whichever name you call them—are a key element in a...

It’s no secret that improving your company’s triple bottom line (environmental, social, and economic) can...

Energy-efficient design in buildings is helping reduce the carbon footprint of our communities and manage...