International Passive House Institute

The International Passive House Institute (PHI) is a global organization dedicated to promoting energy-efficient building standards. It develops and certifies design principles that significantly reduce a building’s energy consumption for heating and cooling, making structures more sustainable and comfortable. By setting rigorous performance criteria, the institute helps architects, engineers, and builders create homes and offices that are economical to operate, environmentally friendly, and comfortable year-round. Its work fosters innovation in building techniques worldwide, aiming to reduce climate impact and improve quality of life through better-designed, highly efficient buildings.