Phius Certified Consultant (CPHC®) Program Overview

Phius Certified Consultant (CPHC®) training is the only certification that teaches students how to apply passive building principles in a cost-optimized, climate-specific manner. The training is geared toward architects, engineers and design professionals who want to take their high-performance building expertise to the next level.

CPHC Training Schedule

About the Course

Phius Certified Consultants (CPHCs) learn to design to the Phius climate-specific building standard, the leading passive building certification in North America. Projects earning Phius Certification follow RESNET QA/QC protocols and achieve excellent HERS scores, US Department of Energy Zero Energy Ready Home status, and adhere to EPA indoor airPLUS requirements.

Course Topics Include:

  • Building science fundamentals and best practice
  • High performance building enclosure systems
  • Cost-optimized, climate-specific design and detailing
  • High performance mechanical systems
  • Passive building ventilation strategies
  • Quality assurance and quality control strategies
  • Phius Certification requirements
  • Baseload and renewable energy systems
  • Passive building physics


You must apply for admission into the CPHC Training program, which also grants you access to take the CPHC Professional Exam.

The course requires a base knowledge in building science with architectural training, hands-on building experience, or similar background.
Apply for CPHC Training

How Much Does it Cost?

The price of the training and professional exam, all in, is $2100. This includes the two-part training and two-part exam.
Members of the Phius Alliance receive a $200 discount, and must register through the Phius Portal.

The full course is intended to be completed over 12 months, including the two part professional certification exam.

CPHC Training Timeline


Students must apply for acceptance into the program. Upon acceptance, students can register for the full training and select from a list of scheduled live sessions.

Self Guided Training

Online, self-guided instructional modules (50-60 hours) followed by an Online Exam.

Live Sessions

Instructor-led, live session spread into eight 3-hour modules over two weeks (24 hours live + 2-4 hours for design exercise homework). These are scheduled roughly once a month, See schedule above for session slots, and be prepared to select a session slot during training registration.

Two-Part Exam

Online Exam: Open once self-guided content is complete, to be completed in a 3-hour time slot of student's choice.

Design Exam: Open for a 4-week window following the live training session, to be completed and uploaded to the training site by the specified due date.

Continuing Education Credits

AIA (American Institute of Architects)

Phase I: Earn 50 LU/HSW units Phase II: Earn 24 LU/HSW units

GBCI (Green Building Certification Inc.)

Earn 32 CEU

BPI (Building Performance Institute)

Earn 37.13 CE credits

Phius CEUs

Phase I: Earn 32 Phius CEUs, Phase II: Earn 24 Phius CEUs toward other Phius Professional Credentials

Incentives & Reimbursements

Leading North America in Passive Building Training

Phius, the leading North American passive building training provider, has trained more than 3,000 professionals to date.