If You Drill It, Fill It
The 2015 International Energy Conservation Code includes more stringent requirements regarding how tight a house needs to be.
The Insulation Institute explains what these new air leakage standards mean and offers steps to help comply in this blog post.
One key takeaway: If you drill it, fill it. Thinking ahead as you build will make you more aware of areas of potential air leakage. Read more in the post.
