by MIAQC Members David Johnston (David Johnston & Co.) and William A. Turner, P.E. (Turner Building Science & Design) Abstract The adoption of the 2015 International Energy Conservation Code has special ramifications for Climate Zones 6, 7, and 8.  As shown in Table R402.1.2, IECC 2015, Zones 6,7, and 8 are effectively precluded from using … Continue reading A Practical, Easily-Built Wall System: R-30 and Beyond