Air and vapour barriers
How to Air Seal Older Homes for Better Energy Efficiency
...homes
Improving the airtightness of an older home is one of the most effective ways to improve its comfort, efficiency, and indoor air quality. Air barriers and air leakage in homes were simply not topics of conversation about 50 years ago, so if your home is from the 1970s or earlier and it has never been updated, you...
