Meeting the Air Leakage Requirements of the 2012 IECC

 he newest edition of the International Energy Conservation Code® (IECC) (2012) sets the bar higher for energy efficiency, and new air sealing requirements are one of the key new provisions.

This guide is a resource for understanding the new air leakage requirements in the 2012 IECC and suggestions on how these new measures can be met. It also provides information from Building America's Air Sealing Guide, Best Practices and case studies on homes that are currently meeting the provisions. The 2012 IECC and a few International Residential Code (IRC) requirements are referenced throughout the guide.