For more than 30 years, Passive House principles have been a valuable guide to making buildings energy efficient. But now, with steady improvements in our understanding of embodied carbon—the carbon ...

Single family self-build house replacing demolished 1920s bungalow. Method :Timber frame construction with KORE insulated ...

When he first heard about Passivhaus, Germany’s rigorous energy-efficiency building standard, architect Matthew O’Malia thought, “That’s crazy: a foot-thick wall, all this insulation in the foundation ...

It’s official: passive house design standards are coming to Massachusetts. The lessons learned in the Northeast can help design energy-efficient, multifamily buildings elsewhere too. The Commonwealth ...

Passive solar architecture is a design strategy that optimizes a building’s energy efficiency and long-term sustainability. By relying on a building site’s solar orientation and climate, sustainable ...

Carefully keeping the surrounding Ponderosa Pines safe, which provide critical shading in the summer, we dug out a foundation stem wall and crawl space, a design that is critical to the foamless ...