Making quality control a part of the design process

Once an exterior wall assembly mockup has passed performance testing—usually not without some adjustments—and the products (e.g. windows, curtain walls, and cladding panels) are released for fabrication and installation, the design/construction team faces a new challenge: ensuring modifications or improvements identified during this process are integrated into fabrication.
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What R-value are you getting?

In an ideal world, a continuous layer of R-10 insulation could be installed over the entire surface of a building, resulting in an enclosure with an effective insulating value of R-10. However, such a structure would be both aesthetically unacceptable and impractical to build.
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