Certified Pool & Spa Hot Tub Technician Program

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

Completion of the CHTT course based on the PHTA Hot Tub Technician Manual
Pass CHTT exam

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 2.5 hours long, open book, with 100 multiple choice questions. You must score 75% or better to pass (answering at least 75 questions correctly).

Choose How to Take the Exam

On a computer at a PSI 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 by US Mail approximately 3 weeks after the exam.

Please contact PHTA at certification@phta.org or 703-838-0083 ext. 127 for additional information on the CHTT exam and application process.

Online CHTT Course

This self-paced online format is interactive and engaging with videos, quizzes, and exercises. You have the option to purchase the full course or a specific module.

Purchase the CHTT Course

Please Note:

Students who have started and need to finish the course, click here.
Students who have purchased the course but have not yet started it, click here.

Course Materials and Forms

Application: Must be submitted at least two weeks before your testing date.
Exam Retest Form: If you didn’t pass the exam, you can reschedule a retest within a year of your testing date to avoid having to take the course again.
PHTA Hot Tub Tech Manual and CHTT Certified Hot Tub Technician Workbook: Check with PHTA University to see if the course you are signing up for includes the materials prior to ordering.
Certification Policy Handbook: Many of the answers to your certification questions can be found in our Certification Policy Handbook.

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.