REMOTE

Can Polyethylene Be Used as an Air Barrier?

Posted on March 05,2015 by ScottG in PERSIST

Polyethylene sheeting has had its ups and downs as a preferred building material over the last 20 years. At one time, it was routinely used in wall assemblies as a vapor barrier. As building scientists learned more about air and moisture movement through walls and ceilings, however, they began to advise builders that an interior vapor retarder is better than an interior vapor barrier, and the perceived usefulness of poly plummeted.

Architects Talking About Air Barriers

Posted on March 05,2015 by ChrisBriley in air barrier

With cocktails in their hands, architects Chris Briley and Phil Kaplan discuss green building and design issues in a casual, pithy format Join the guys for a drink as Chris and Phil look at air barriers — one of “The Big Three” topics (along with insulation and windows) of green construction. Sit back, relax, and be “edutained” — while you work, drive, exercise or do whatever you do while you podcatch.

Getting Insulation Out of Your Walls and Ceilings

Posted on March 05,2015 by user-756436 in exterior insulation

More and more builders have realized the advantages of leaving stud bays empty and putting all of a home’s insulation outside of the wall and roof sheathing. If done correctly, exterior insulation can help produce a building that is almost airtight, very well insulated, and almost immune to water damage.

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