Building Science

The Passive House Austin (PHAUS) Chapter will be hosting its annual Humid Climate Conference May 21-22, 2018 in Austin, Texas. This two-day event is focused on design considerations for humid climates with substantial cooling loads.

Recently, homebuilder Matt Risinger made this video detailing how he installs a traditional three-coat stucco wall with a drainage plane and exterior insulation:

Within the residential sphere specifically, some standout projects were delivered to market this past year. One such home, the Jacobson House in Northern California, garnered the spotlight with its unique story and innovative energy solutions.


Justin Koscher, president of PIMA takes a close look at the many benefits of energy codes beyond energy efficiency and the resulting cost savings.

Continuous insulation (ci) and cavity insulation products are both sold with R-value ratings, but the way these two products are used in wall construction means they do not have the same effectiveness.

RESNET announced that 13 builders will be added to the group of over 170 RESNET EnergySmart Builders who have committed to having all their homes rated to RESNET’s stringent energy efficiency standards.

The newest versions of IECC and ASHRAE Standard 90.1 call for one to four inches of exterior continuous insulation depending on the building location by climate zone, even in warmer zones where foam board insulation had not previously been required.

Atlas Roofing Corporation has created the EnergyShield® Wall Builder Tool, an industry resource designed for contractors and architects seeking guidance on designing with polyiso wall insulation.

The Foam Sheathing Committee (FSC) of the American Chemistry Council (ACC) has created the following flyer to summarize key concepts for builders, designers and building officials to consider with regard to the use of foam plastic insulated sheathing (FPIS).

On the 1,100-square-foot home shown here, installers were able to reach their airtightness goals with an extremely tight budget of $155 per square foot by properly managing our materials and their installation.