February 28, 2022
The updates are really only a big deal if you live in climate zones 4 or 5, like 65% (or so) of America does. But don't worry, climate change is making it smarter than ever to exceed the code minimum.
This guide begins with a summary of the 2021 IECC code updates in the first article below.
The following sections illustrate and explain how and why to thicken your roofs and walls with videos, animations, and podcasts delivering jobsite-tested solutions to these new energy targets.