About
Phius is the smartest path to a zero-carbon built environment, certifying the majority of all passive house projects in North America. We train and certify professionals, maintain and update the Phius climate-specific passive building standard, certify and quality assure passive buildings, certify high-performance building products and conduct research to advance high-performance building.
Environmental mission and strategy (ESG)
The Phius standard is the smartest path to zero energy because it guarantees projects are built right, right from the start by reducing the energy requirements first. Phius standards provide a cost-effective path to reducing energy loads — the best foundation for zero-energy buildings.