Tag: building envelope

Why You Should Use Air and Moisture Barrier with Foam Sheathing

  There are a number of reasons why you need an air and moisture barrier over foam sheathing. Airtight exterior wall systems are critical to maximizing energy efficiency and gaining LEED points. However, certain characteristics of foam sheathing conspire to compromise airtight construction. The solution? Use foam sheathing together with a high-performing, moisture-resistive air barrier. As building […]

Building Envelope Code Changes and Builders

Because international building codes are regularly updated, it is always important to look at the recent changes to the International Residential Code and what it means to builders. Not surprisingly, the 2012 update of the International Residential Code (IRC) includes more demanding energy performance standards than the 2009 update. Also, it simply references many of […]

Designing an Energy Efficient Building Envelope

In the early stages of the green building movement, lighting, mechanical, control system designs, and upgrades received the most attention. Over the last several years, however, the focus has shifted towards designing and specifying energy efficient building envelopes. Building construction and operation have an enormous impact on the environment in terms of energy usage, atmospheric […]