
Spotlight Article:
The Perfect Wall and the Building Science Blues
What is the Perfect Wall? And, why does it give me the building science blues? This article answers both of those questions, and it tells how some of the best building scientists on the continent, ...
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Superinsulating My Old House
Aging office worker tackles challenging superinsulated retrofit and lives to tell about it. [continue reading]

Serious Materials Rocks
Gypsum. It’s not just for Twinkies. The mineral, a semi hydrous form of calcium sulfate, with many uses from Plaster of Paris to Chinese Medicine and even Twinkies, is mined all over the ... [continue reading]

Managing Moisture
Q I enjoyed reading your article on the home you recently built in Ohio (“Design, Construction, and Performance in Ohio,” Jan/Feb ’07, p. 36). I am an architect practicing in the Pacific Northwest (... [continue reading]

Greening Your Siding
When the siding/cladding decisions emerge in a green residential building project, we are all reminded that green building is a work in progress, and that it has a ... [continue reading]

Greening The Exterior Walls
Greening the exterior wall systems of residential structures is a complicated process, and it hasn’t been made any easier by the emergence of alternative wall systems. Of ... [continue reading]

Use Foil in Walls?
Q. I’m desperate for some balanced information. I’m putting new cement-based clapboard siding on my house on top of a plywood shell. The siding contractor said that he typically wraps the ... [continue reading]

The Latest on Steel Stud Walls
Q.We are interested in building our own home in Northern California, just east of Sacramento. It is our understanding that steelframed homes are considered more energy efficient than wood-framed homes.... [continue reading]

Natural Insulation Products
Soft on the environment - and sometimes even soft to the touch - natural insulation products are filling a growing market niche. [continue reading]



Building Performance Journal Editors
Our Blog Has Moved
Thanks for your interest in contributing a blog to the Building Performance Journal (formerly Home Energy magazine). We’re ...


Jim Gunshinan
Is Energy Efficiency an American Value?
Energy efficiency is good for the economy, good for families, good for workers, and good for the environment.


