According to Home Innovation Research Labs’ recent Builder Omnibus Survey, air sealing ranks number four among a list of 18 top challenges for builders in meeting current energy efficiency requirements for new homes. Roughly 10 percent of builders reported difficulties meeting new airtightness levels. With contractors playing a significant role in...

With 2018 coming to a close, we reviewed the most read blog posts of the year. Air sealing was our most popular topic. With more states adopting stronger energy codes, readers were very interested in how to use high-performance building practices and proper air sealing to achieve new air tightness targets.

New Video Covers 5 Top Air Sealing Areas in New Homes

Many builders challenged with meeting new, more stringent residential building energy code requirements like the 2012 or 2015 IECC have been having a tough go of it. One HERS rater reported earlier this year that roughly 50 percent of builders in his region of Texas would fail an initial blower...