Resource Library

A one-page flyer outlining the retrofit options offered by Phius.

A one-page flyer detailing the Phius Trades Training - Enclosure Specialist program.

Phius Certification Program Director James Ortega fields project questions.

Find past versions of the Phius Performance Criteria calculator.

Phius Trades Training instructor and developer Rob Leonard provides details on the training, including benefits of training, upcoming classes, who should take the training and more.

Learn the basics of METr, the new, cloud-based version of WUFI designed and optimized for Phius passive building projects.

Phius Co-Executive Director Katrin Klingenberg reflects on 2024 and examines what is on the horizon in 2025.

The Phius team suggests some Phius and passive building-related new year's resolutions for 2025.

A data-focused look at Phius' 2024, including project certifications and professional trainings.

Phius Certification Team members Isaac Elnecave and Anthony Lisanti break down the requirements for Phius Certified Raters and Verifiers in 2025.