iPHA Webinar May 2021|Speakers: Jessica Grove-Smith, Passive House Institute The way we design buildings plays a significant role in enabling the transition to a sustainable all-renewable energy supply. Approaches of “net-”, “zero-” or “plus-” energy don't cover the full picture. In this webinar, Jessica Grove-Smith will explain PHI's concept of Primary Energy Renewable (PER) and how this approach is a unique indicator that truly depicts the energy needs of buildings…