Phius Project Certification

Phius is the passive building standard, certifying most projects in North America. Learn how to get certified, and explore the wide array of projects that demonstrate how the Phius standard can be applied to any type of building!

Need Inspiration?

Check out these examples of successful Phius Certified Projects. Phius has certified a wide array of residential and non-residential projects.

Gallatin Passive House

Gallatin, New York

This project was named the top single-family project at the 2021 Phius Passive Project Design Competition.

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425 Grand Concourse

The Bronx, New York

This mixed-use building is the largest building to ever earn Phius certification.

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Ashtree Passive House

Boise, Idaho

Idaho’s first certified passive building has a beautiful view.

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Introduction to Certification & National Examples

Hear directly from Phius’ Executive Director, Katrin Klingenberg.

Certify Your Passive Building

Ready to submit your project for Phius certification?