Resource Library

This workbook combines the requirements of all of Phius' co-requisite programs and includes all of Phius' quality assurance requirements. It is to be completed by the Phius Certified Rater on the project and submitted fully filled out to Phius for final certification.

Phius Senior Scientist Graham Wright provides a glimpse inside the process of creating the new Phius REVIVE program for retrofits that is currently under development.

The multifamily workbook combines the requirements of all Phius' co-requisite program requirements for Phius Certification and includes all of Phius' quality assurance requirements. It is to be completed by the Phius Certified Verifier on a multifamily project and submitted fully filled out to Phius for final certification.

Below are links to download v2.2 and v2.3, read further to determine which applies to your project.

The window comfort and condensation risk criterion applies to all projects, regardless of size. Use the calculator below to determine the requirements to ensure comfort and minimize condensation risk for your project.

The Phius Certification Guidebook is the one-stop-shop for all things related to the Phius project certification program.

The webinar will detail the usage of the Phius Multifamily calculator, so you can accurately account for your internal heat gains, lighting and plug loads. The updated calculator is refined with updated formulas, built-in definitions and guidance, and a new, fresh look.