Building Science Live

Cup of Joe's

Cup of Joe - Betsy Pettit and Joe Lstiburek on How to Get to Net-Zero

To get to zero energy conservation takes us most of the way…and the last bit is the renewables piece.  We get 70 percent of the way to “net zero” with conservation….  Guess what…we changed the…

Westford Symposium

Lessons From 70 Years Of Building Science Field Investigations (Hartwig Kunzel 2024)

Prof. Dr.-Ing. Kunzel is the Head of Department, Hygrothermics, Fraunhofer Institute for Building Physics, Germany. To say he is a legend is an understatement. He is the "godfather" of WUFI "Warme…

Building Science Briefs

Ice Dams and R-Value of Snow

Ice dams happen when the outside temperature is below freezing, the roof deck temperature is above freezing, and there is snow on the roof. The warm roof deck causes the snow on top of the roof deck…