A Bird's Eye View of the PHIUS+ Passive Building Standard

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Passive building is taking off in the multifamily sector
Calibrated to move buildings to Net Zero—affordably

A field guide for team members in the certification process

State of the art modeling software uses your local climate and weather data
A handy step-by-step guide to getting your project certified.
PHIUS+ is the only passive building certification system that requires third-party quality assurance/quality control.
PHIUS is here to support project teams during certification every step of the way. We've got your back.