Resource Library

University of Buffalo professor Nicholas Rajkovich details his students' experience taking the Phius Certified Consultant training and applying those skills to a community project.

Phius Project Certifier Al Mitchell answers questions on mechanical systems.

We introduce the Phius Retrofit Summit 2023. Scheduled for March 21 & 23, the virtual summit will explore the past, present and future of high-performance retrofits.

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.

Phius Project Certifiers Al Mitchell and Andres Pinzón explain the updates to the hot water piping protocols in WUFI.

Phius professional Trey Farmer details his experience living in a Phius home during winter storms in Texas.

This webinar dives into the uses of Phius' window comfort and condensation risk assessment calculator.

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.

Phius Policy Specialist Isaac Elnecave breaks down some of the most impactful policy advancements of 2022.

We take a look back at our accomplishments in 2022, and highlight our plans and goals for 2023.