Welcome to Part 2 of Episode 32 of the Build Insite Podcast, featuring Devin Grant from Performance Membranes and Joel Seagren from Fantech. In this episode, we dig deeper into what it truly takes to build energy-efficient homes—beyond the buzzwords and surface-level upgrades. Devin and Joel share practical insights into the principles of Passive House, the importance of holistic planning, and how new technologies in membranes, ventilation, and materials are transforming construction in Australia. The conversation explores how to balance sustainability with performance, the role of retrofitting, and the long-term value of smarter building choices. Whether you're a builder, designer, or tradesperson, this episode is packed with clear, actionable advice on how to lead the charge toward healthier, more energy-efficient homes—one smart detail at a time.