If you are interested in more advanced aspects of passivhaus and project case studies, PHNW’s Summer 2010 Event presentations have been uploaded on the PHNW website and are worth a quick read.
Presentations from the Spring 2010 PHNW Event have been online for a few months and are also of interest, and the same goes for presentations from the 2009 PHIUS North American Conference.
brute force collaborative 