State-Approved | Only $19 ✅
Instant Certificate | Self-Paced & Online | No Tests
Complete your required 2 hours of HVAC/R Discipline continuing education with this Iowa-approved course focused on Duct Systems. This course is 100% online, fully self-paced, and provides instant access to your certificate of completion. We report your hours to the state within 24 hours of completion — no tests, no hassle.
Whether you're catching up on CE credits or renewing your HVAC license, this course meets the Iowa requirements and helps you stay compliant without interrupting your schedule.
To renew an active HVAC/R license in Iowa, the Iowa Plumbing & Mechanical Systems Board (PMSB) requires the following:
| Requirement | Details |
|---|---|
| Total CE Hours Required | 8 hours every 3 years |
| Course Type Breakdown | - 2 hours must be Code (e.g., mechanical code, energy code) |
| - 2 hours must be Safety | |
| - 4 hours must be from the licensee’s discipline area (HVAC/R) | |
| Online vs In-Person Rules | No more than 50% (4 hours) may be completed online |
| Delivery Format Limitations | At least 4 hours must be completed via in-person or live instruction |
| Course Approval | CE courses must be board-approved and taken during the license period |
This course qualifies as 2 hours of HVAC/R Discipline CE. You may apply up to 4 hours of online courses like this one toward your renewal. The remaining hours must be completed through board-approved in-person or live webinar-style courses.
| Course Type | Hours Needed | Can Be Online? | Example Course |
|---|---|---|---|
| HVAC/R Discipline | 4 Hours | Up to 2 Hours Online | ✅ Duct Systems – HVAC/R CE (2 hrs) |
| ✅ Iowa Mechanical Code Updates (2 hrs) | |||
| Safety | 2 Hours | 1 Hour Online Max | ✅ General Safety for HVAC/Plumbing (2 hrs) |
| Code | 2 Hours | 1 Hour Online Max | ✅ Iowa Changes to IMC Code (2 hrs) |
This course provides 2 hours of HVAC/R Discipline credit. Combine it with our other approved 2-hour courses to complete your full 8-hour requirement.
✅ State-Approved in Iowa
✅ Only $19 – No Hidden Fees
✅ Instant Certificate of Completion
✅ Hours Reported to the State Within 24 Hours
✅ 100% Online – Self-Paced
✅ No Tests or Quizzes
✅ Log In and Out Anytime – Your Progress Is Saved
✅ Trusted by Thousands for Over 10 Years
✅ Live Support – Text or Call 1-800-698-2770
This 2-hour course explores core HVAC/R concepts related to duct systems. Topics include:
Overview of air distribution systems
Duct design considerations and layout best practices
Static pressure, airflow calculations, and sizing
Duct insulation and sealing standards
Common installation issues and code violations
Energy efficiency implications in ductwork
Upon completion, students will have a solid understanding of duct system fundamentals as required for Iowa HVAC license renewal.
This course is designed for:
Iowa HVAC/R License Holders
Mechanical Contractors
Technicians seeking HVAC/R Discipline CE credit
Any professional needing 2 CE hours toward their 8-hour renewal requirement
Take This Online Course
Enroll now and complete the 2-hour course on your own schedule.
Download Your Certificate
You’ll get an instant certificate the moment you finish.
We Report to the State
We submit your completion directly to the state within 24 hours.
Submit Your License Renewal
Renew your license with the Iowa Plumbing & Mechanical Systems Board.
Combine this course with any of our other Iowa-approved CE courses:
Choose the courses you need to meet your full 8-hour CE requirement — all online, all affordable, and all state-approved.
✅ Have a question about Iowa HVAC/R CE or the right combination of courses for your renewal? Call or text us at 1-800-698-2770.
Spanish speakers welcome.
✅ Enroll in the 2 Hour HVAC/R Discipline - Duct Systems course for Iowa for $19 and check this category off your renewal list today.
Is this course approved in Iowa?
Yes. It is approved by the Iowa DIAL / Plumbing and Mechanical Systems Board.
How many hours does this course provide and in which category?
2 hours in the HVAC/R Discipline category.
How many total CE hours does Iowa require?
Iowa HVAC/R licensees must complete 8 hours of continuing education every three years.
How many hours can I take online?
No more than 4 of the 8 hours (50%) may be taken online. At least 4 hours must be in person or via live webinar.
How much does this course cost?
$19.
Is the course online and self-paced?
Yes. The course is 100% online, mobile-friendly, and self-paced.
When will I get my certificate?
You can download your instant certificate as soon as you finish.
Do you report my hours to the state?
Yes. We report your credits within 24 hours of completion, backed by a money-back guarantee.
What topics does the course cover?
Air distribution systems, duct design and layout best practices, static pressure and airflow calculations, duct sizing, insulation and sealing, common installation issues and code violations, and energy efficiency in ductwork.
Can I use this course to complete my full Iowa CE requirement?
No. This course gives you 2 of the 8 hours required every three years. You will need additional courses to complete the full package, and at least 4 of the 8 hours must be in person or via live webinar.
The CE category breakdown on this page looks different from another Iowa course I saw on your site - which is correct for me?
Please verify the exact category mix that applies to your license type with the Iowa Plumbing and Mechanical Systems Board (PMSB), or call or text us at 1-800-698-2770 and we will help you confirm. (Editor Note: this detail needs to be verified - the live page currently shows a slightly different breakdown than other Iowa course pages.)
What if I have other questions?
Call or text us at 1-800-698-2770. We also speak Spanish.
• Approved by the Iowa DIAL / Plumbing and Mechanical Systems Board.
• 2 Discipline Credits!
• Instant Online Access.
• Credits reported within 24 Hrs or your money back!
• Study At Your Own Pace. Anytime.
• On Any Device. Phone, Tablet or Computer.
• Hassle Free Navigation. Easy to Follow.
• Certificate emailed immediately upon course completion.
• 1-800-698-2770 for any questions.
•Approved by the Iowa Plumbing and Mechanical Systems Board.
•Instant Online Access.
•Renew your License Today.
•No test.
•Guaranteed credits, just follow along.
•Study At Your Own Pace, 24 hours a day, 7 days a week.
•Receive your certificate immediately after completion.
•Simple layout, easy to follow.
•No hidden fees