Become a Certified Pool & Spa Hot Tub Technician


The Certified Pool & Spa Hot Tub Technician® program covers the essentials of servicing portable and permanently installed hot tubs and spas and equipment repair and replacement.

Prerequisites to Apply

  • Recommended 2 years of industry experience
  • Completion of the Certified Pool & Spa Hot Tub Technician® (CHTT®) course
  • Pass the CHTT exam

Online CHTT Course

This self-paced online format is interactive and engaging with videos, quizzes, and exercises.

Purchase the CHTT Course

Exam Information

To become certified as a CHTT® (Certified Hot Tub Technician®), you must complete the CHTT course and take the CHTT Exam. An additional registration form and $115 fee for the CHTT Exam is required. The CHTT Exam is 90 minutes long, open book, with 50 multiple-choice questions. You must score 75% or better to pass.

Exam Content Breakdown

Unit Number of Questions
Unit 1: Safety and Health 2 questions
Unit 2: Practical Knowledge for Technicians 3 questions
Unit 3: Electrical Systems 7 questions
Unit 4: Pump and Equipment Systems 9 questions
Unit 5: Control Systems 8 questions
Unit 6: Heaters & Accessories 7 questions
Unit 7: Water Chemistry 14 questions
  50 questions total

Choose How to Take the Exam

Candidates must submit a completed application at least 14 days in advance of their anticipated testing date.

  • On a computer at a Prometric computer testing center near you. Computer testing gives immediate test results and flexible time to take the exam.
  • On a computer remotely proctored at your convenience. Remote proctored computer testing gives immediate test results and unparalleled flexibility to take the exam.
  • At a PHTA national, regional, or chapter-sponsored testing event. A list of upcoming events can be found here. You will receive your exam results via email 3 weeks after the exam.
  • At an accredited community college or university in your area. Additional proctoring fees may cost up to $40. Contact your local community colleges and libraries to find your nearest proctored testing center. You will be responsible for scheduling an appointment for testing. You will need to provide PHTA with your name, mailing address, and exam date.

Please contact PHTA at service@phta.org for additional information on the CHTT exam and application process.

Course Materials and Forms

Maintain Your Certification

Learn more about maintaining your status as a PHTA-certified individual and continue to enjoy the associated benefits. Find the recertification application here.

Application for recertification is due on or before December 31 of the year your certification expires. Failure to recertify by that time, or by the end of the 90 day grace period (April 1 of the following year), will result in a late fee being applied to your certification. Up to 1 year past your certification expiration, you will need to reapply for certification, submit proof of total continuing education hours, and pay the recertification fee and the late penalty. For questions or clarification, please contact PHTA at service@phta.org or 719-540-9119.


Pool & Hot Tub Alliance Strategic Partners:

  • Fluidra
  • Hayward
  • Lou
  • Lyon Financial
  • MCC
  • Pentair
  • Raypak
  • WatkinsWellness

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