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CHD – Certified HVAC Designer

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More than 3,000 certifications have been earned by professionals who have demonstrated their knowledge and expertise in the HVAC&R industry. Gain a competitive edge by earning an ASHRAE certification in HVAC design.

The Certified HVAC Designer (CHD) certification validates competency of the HVAC Designer to do the following:

Design HVAC systems to meet building/project requirements, including load calculations, equipment selection and sizing, mechanical equipment room design, duct and piping design and layout for the development of HVAC plans for permit and construction.

HVAC Designers and Employers

Why is earning the ASHRAE Certified HVAC Designer (CHD) credential the best way to gain a competitive edge?

In a recent “Industry Need” survey, ASHRAE Member respondents who influence the HVAC Designer hiring decision had this to say:

  • HVAC Designer certification is a tool to identify competent new hire prospects (74%)
  • It is a worthwhile professional development goal (82%)

HVAC Designers themselves agree that earning an HVAC Designer certification would be a “worthwhile professional development goal” (75%) and “help differentiate practitioners from their peers” (70%).

Earning the Certified HVAC Designer (CHD) certification will let your employer, peers and customers know that you have the knowledge, skills and abilities needed to get the job done, and position you for continued recognition and success.

Apply Here for Your CHD

The Value of ASHRAE Certification – CHD

Hear Mike Fullerton tell his story.


Earn Your CHD Certification

Check Your Eligibility
Review the eligibility criteria on page 2 of the Candidate Guidebook.
Key Policies
Review key policies related to Request for Special Accommodations, Impartiality, Certification Complaint Process, Appeal of Certification Denial, and Guidelines for Suspending, Withdrawing or Reducing the Scope of Certification.
Apply Online in Just 5 Minutes
The ASHRAE member discounted application fee is $395 (non-member – $545). After ASHRAE approves your application to sit for the exam, you will receive instructions how to schedule a computer-based test (CBT) at 1 of over 300 locations worldwide.

Note: Non-native English speakers may apply to receive an additional 30 minutes of testing time. Such applicants must declare their native language, and provide the name and email of a professional reference who can confirm the applicant is a non-native English speaker.
Schedule Your Exam
Testing centers are available worldwide.

The health and safety of certification exam candidates is of the utmost importance to ASHRAE.  As part of the global effort to contain and mitigate the impact of COVID-19, ASHRAE testing partner PSI has instituted enhanced procedures which includes temporarily closing test centers in the United States through April 13. PSI anticipates testing will resume April 14.

Learn More

In the event of temporary test center closing, ASHRAE exam candidates may receive additional time to schedule and sit for their certification exam.
Get Ready to Take Your Exam
Take the Practice Exam
Become more familiar with CHD exam content and difficulty with this 30-question, online Practice Exam.
Take Your Exam!
Note: CHD candidates who take their exam in August, 2019 will receive a score report in September, 2019.
Pass Your Exam! Claim your CHD Digital Badge and promote your achievement: Learn More

These Certification FAQs can help. Please call 678-539-1105 or email with any additional questions.