Air Sealing Where YOU NEED IT

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Air Sealing Where YOU NEED IT

The graph below shows which structural air-leaks drive up energy costs the most, allowing you to maximize efforts toward reinforcing your home’s building envelope.
 

 
This image comes from http://www.builderonline.com/energy-efficientconstruction/5-penetrations-that-provide-the-most-bang-for-your-air-sealing-buck.aspx