Passivhaus – the quality assurance system construction is crying out for with Ann-Marie Fallon

Passivhaus is more than just a sustainability best practice certification. It’s also a ready-made system of science-based quality assurance which could be harnessed to solve many of construction’s recent ills. Architect and Passivhaus Trust co-director Ann-Marie Fallon explains to James Parker how she is driving the standard’s wide-ranging potential into the mainstream, and how it costs less than people think.