As a non-profit institute, education is at the heart of what we do at Phius. Learn how to build high-performance structures that evolve your skills and practice. Get Phius certified and join us in leading the way to zero.

Design and build to achieve net zero and zero carbon

Training and Continuing Education

Phius trainings emphasize the importance of design and materials, while optimizing for comfort and energy usage based on local climate. We educate the design and build community on the Phius passive building standard, the leading passive house standard in North America.
Find Phius Professional Certification Training Programs

Professional Certification, Software Training and Continuing Education

Whether you are looking for Phius professional certification, software training, or want to stay up-to-date with your continuing education, Phius is here to help you meet your goals.

Phius Certified Consultant: CPHC®

CPHC training is designed to help architects and engineers design buildings that meet Phius certification standards. Training is highly technical and involves building science, passive building principles, and energy modeling. Application required.

Phius Certified Consultant (CPHC®) Program Overview

Phius Certified Builder: CPHB

CPHB training is designed to prepare construction professionals for the unique requirements, material selection and attention to detail required for passive buildings. Application required.

Phius Certified Builder (CPHB) Program Overview

Phius Certified Rater Training

Phius Certified Raters ensure that a homes are built as designed, complete testing and commissioning, provide significant risk management, and can help projects qualify for financial incentives. Phius certification is the first passive building certification program to integrate a third-party quality assurance/quality control (QA/QC) professional into the certification process to protect the investment of clients.

Phius Certified Rater Program Overview

Phius Certified Verifier Training

Phius Certified Verifiers ensure that a non-residential and multifamily buildings are built as designed, complete system testing and commissioning, provide significant risk management, and can help projects qualify for financial incentives. Students who take this course can opt to take an exam to become certified to verify non-residential projects and an additional exam to verify multifamily projects.

Phius Certified Verifier Program Overview

WUFI Passive Software Training

Whether you are new to energy modeling software, looking for a refresher on WUFI Passive, or need advanced training on the software necessary for Phius project certification, we are here to support your needs.

WUFI® Passive Training

Continuing Education

Phius Certified professionals need to stay up-to-date with new developments in passive building, from design techniques to new products and materials. Continue to the Continuing Education page for upcoming opportunities to earn CEUs and to report on CEUs you have obtained.

Maintain your Phius professional credential

THERM Workshop

A thermal bridge assessment tool

In this workshop, students learn the fundamentals of thermal bridging, how to create THERM models and calculate the linear heat transfer coefficients for connection details. They're also provided a comprehensive checklist to review work and troubleshoot when issues may arise.

Introduction to THERM Workshop

Phius Prescriptive Path Workshop

This workshop is intended for consultants, builders, and raters that work on single-family projects (side-by-side duplexes included) that wish to seek Phius Certification through an expedited path - eliminating the barrier-to-entry of whole building energy modeling for compliance.

Phius Prescriptive Path Workshop

Phius Project Certification Prep Course

This 4-hour course is designed to prepare Phius Certified Consultants and project submitters who are first-time submitters for Phius Project Certification, or those who have not submitted a project in a while.

Learn more about the Phius Project Certification Prep Course

Start Your Passive Building Journey with Foundations Training

The self-paced Passive Building Foundations Training offers an introduction to the basic principles of passive building and Phius. It is ideal for anyone without technical training who is interested in what passive building has to offer. Those who complete the course and pass the exam are recognized as Phius Associates.

Find Your People

When you get Phius certified, you automatically join the Phius Alliance, a community of passive house professionals throughout the U.S.: builders, developers, architects and others like you.

Support Phius

Help keep Phius on the cutting-edge of passive building by supporting our research and programs with a donation.