Help Make Passive Building Mainstream Support PHIUS

Comfort. Quality. Efficiency. Resiliency. Affordability. Now.

Buildings designed and built to the PHIUS+ 2015 Passive Building Standard consume 86% less energy for heating and 46% less energy for cooling (depending on climate zone and building type) when compared to a code-compliant building. PHIUS+ 2015 is the first and only passive building standard based upon climate-specific comfort and performance criteria aimed at presenting an affordable solution to achieving the most durable, resilient, and energy-efficient building possible for a specific location.


Passive Building 101

It’s about building science and balance. It's the best path to Net Zero and Net Positive. And it’s not just for houses—passive building works for schools, offices, hotels, multifamily, and high-rises too.

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Passive Building for Professionals

Raise your building science IQ, raise your game, and raise revenue by offering superior comfort and efficiency.

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Passive Building for Manufacturers

As passive building grows, so does the demand for high-quality, high-performance building components.

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From The Blog

Transitioning from PHIUS+ to the PHIUS+ 2015 Passive Building Standard

Lisa White, PHIUS Certification Manager   Certification Update: PHIUS will not accept PHPP v9 for PHIUS+ 2015 Project Certification Up until now, Passive House Institute US (PHIUS) has allowed project teams pursuing PHIUS+ Certification to use one of two passive …

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