Energy Efficient homes are in high demand among consumers and are a business imperative for builders who want to remain competitive. Air sealing is critical to achieving energy efficiency. But, when it comes to air leaks within a home, all points of entry are not created equal. Big holes in a building enclosure are easy to avoid, identify and fix, but smaller holes have proven to be a big problem. For any building to meet ever more stringent energy efficiency targets, all gaps and openings in a building enclosure should be air sealed. However, with so many possible air leakage points, and limited time/money to devote to air sealing, builders need to focus on getting the most bang for their air sealing buck.
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