Air tight drywall / Guides

Air barriers are essential to a properly functioning wall system
Air and vapour barriers

What is an air barrier?

...Airtight drywall approach (A.D.A): With the help of gaskets and sealants, gypsum board (drywall) is a very effective air barrier, so long as the joints are se...

The difference between air barriers and vapour barriers
Air and vapour barriers

The Difference between air barriers and vapour barriers

...air barrier is to stop air leakage through differences in air pressure. A wall system should have one vapor barrier, but can have many air barriers. A vapor bar...

Interior sheathing as air & vapor barriers in wood frame construction
Air and vapour barriers

Interior sheathing as an air and vapour or vapor barrier

...air barrier. Always seal your home as tight as you possibly can and let your air exchanger do the job it was designed to do. Ordinarily there is a lineup of d...

Insulating crawlspaces as part of home renovation
Crawl spaces

How to insulate crawlspaces properly as part of renovating an older home

...air barrier, but EPS and mineral wool are not. Air doesn’t leak through intact concrete but it is quite likely that crawlspace walls will leak air. If you have ...

Passive home designer Harold Orr, one of the original high performance homes
Passive solar home design

The principal designer of the house that inspired the global Passivhaus movement reflects on the project that started it all.

...Air lock entry at the doors. With an air tight building an air lock is not really of much value, the whole house acts as a air lock and air doesn't blow though ...

Search...