What do you get when you cross a deep energy retrofit with an 1880s Victorian-style home?
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]
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]
A vapor retarder that changes permeability with changing relative humidity provides added protection against moisture problems in exterior walls. [continue reading]
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 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]
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]
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]
If you could tackle a few easy tasks that would keep you warm and snug all winter – and save ...
The Building Performance Institute, Inc. (BPI) is proud to announce that BPI-1100-T-2014: Home Energy Auditing Standard has been published ...