PhiusCon

PhiusCon 2026 was held Oct. 8-10 in Phoenix. Find presentation slides and a photo gallery below! PhiusCon 2027 will take place Nov. 2-4, 2027, in Pittsburgh.

PhiusCon 2026 Presenter Slides | Day 1 (Oct. 9)

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PhiusCon 2026 Presenter Slides | Day 2 (Oct. 10)

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PhiusCon 2026 Photo Gallery

Click here to view and download photos from PhiusCon 2026.

The Faircliff — Excellence in Low-Income Multifamily Construction

Survivability First: A Phius Case Study for Pueblos, Tribes, and Rural Communities of the Southwest

Optimizing Residential Ventilation Using Measured Indoor Contaminants: Applying ASHRAE 62.2 Addendum C in High-Performance Buildings

The Future of Tall Multifamily Buildings: Breaking the Barriers to Phius at Scale

Ventilation and Humidity in High-Performance Homes: Phius Field Insights and Measured Performance

Full Circle: Post-Occupancy Data & Perspectives on Residential Projects

Passive Building at +5,000 Feet

Occupy Passive Street! Tales from a Lived-in Multifamily Building

Off-Grid at 50 Below with No Margin for Error: Phius Certification at the Alaska Land Port of Entry Campus

High Performance Windows and Glazing in Cooling Dominated Climates: A Growing Hot Opportunity

Technical Keynote - (hot) Water: The Next Frontier!

What if? A Case for a Multifamily Prescriptive Path

Passive Building Puzzles: Ducted Range Exhaust, and Trash Chutes and Dryer Exhaust, Oh My!

Don’t Panic: The Hitchhikers Guide to Whole-Building Air Tightness Testing

Phius Murder Mystery: An Interactive Whodunit Game Focused on Uncovering and Solving Issues That Can “Kill” Phius Certification

WUFI, Manual J, and RTS: Passive Building HVAC Design

From Position to Practice: Taking Action on Operational and Embodied Carbon

The Phius Decision Room: Interactive Passive Building Scenarios

Moral Imperative + Market Activation: Accelerating the “Gene Transfer” of High-Performance Building

Bank Lofts: Passive House Retrofit of a Historic Rural Landmark

The Cost of Decay: How Building Degradation Amplifies the Value of Passive Building