After multiple years of collaboration, the American Architectural Manufacturers Association (AAMA), CSA Group, and Window & Door Manufacturers Association (WDMA) have released a ‘user guide’ to the 2011 AAMA/WDMA/CSA 101/I.S.2/A440, North American Fenestration Standard/Specification (NAFS).
The primary factors most designers consider when selecting window and curtain wall systems for their projects tend to involve cost, appearance, and energy efficiency. However, other considerations—such as weatherproofing, performance, and durability—can also be critical.
As a complement to our more straight-ahead technical features, Horizons examines still-emerging technologies and new ways of assembling buildings. In this particular case, Ting dealt with the issue of glazed assemblies and their impact on both energy efficiency and indoor air quality (IAQ). He acknowledged … Continue reading A deeper look at ‘breathable’ curtain walls