Phius Certified Verifier Training

Course Format

Self Paced Modules

Week 1

Complete 8 hours of self-paced modules, laying the foundation of knowledge on building science, passive building principles and Phius Certification.

Live Sessions

Week 2

Attend three, 3-hour instructor-led live sessions for a deep dive on the what and why behind field testing for Phius Certification compliance, closing with a virtual inspection tour of an under-construction multifamily or commercial passive building.

Exam Application

Apply for and take the Phius Certified Verifier Exam. Students may apply to take the exam at any point after the training course registration is complete. Students may elect to apply for the baseline Verifier Exam or the Verifier Exam with Multifamily Designation.


The exam is offered immediately following each scheduled Phius Certified Verifier training course and delivered through the Phius training site. Students have 1-hour to complete the exam and receive their scores immediately.


Upon passing the exam, new professionals complete an agreement and are then listed in the online professional database, receive professional logos, and are provided with a FREE year of Phius Alliance membership.

Continuing Education

All Phius Certified professionals gain 3-year accreditation, which can be extended through a variety of renewal paths. Find more information on the continuing education page.

Re-Scheduling & Refunds