Tag Archives: curtain walls

Additional thoughts on the NAFS short-form specification

In the December 2014 issue of The Construction Specifier, Dean Lewis wrote about the North American Fenestration Standard/Specification for Windows, Doors, and Skylights’s (NAFS’) short-form specification. American Architectural Manufacturers Association/Window and Door Manufacturers Association/Canadian Standards Association (AAMA/WDMA/CSA) 101/I.S. 2/A440, serves as the basis for product certification as required by the International Building Code (IBC).

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Port Canaveral’s Exploration Tower: Specifying unitized curtain walls and wind tunnel tests

FIGURE 1 Port Canaveral Exploration’s Tower ALT

In the April 2014 issue of The Construction Specifier, the cover story centered around properly specifying color-changing mica coatings on Port Canaveral’s Exploration Tower. While the article acutely explored this Florida landmark’s iconic use of this new type of color-changing coating on aluminum, it also referenced an important wind tunnel study that bears closer inspection.

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Overlooked Considerations for Windows and Curtain Walls

Photo © BigStockPhoto/Zhiwei Zhang

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. Understanding material options, along with aspects like performance data and perimeter detailing are crucial.

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A deeper look at ‘breathable’ curtain walls

Glass-clad buildings are often designed to be airtight for energy efficiency, but some design experts feel new thinking on ventilation could have important benefits for indoor air quality (IAQ).

Photo © BigStockPhoto/Oleksiy Mark

In the August 2013 issue of The Construction Specifier, we included a Horizons column—“Introducing ‘Breathability’ to Curtain Walls—by Raymond Ting, PhD, PE.

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 …

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