Review of Entry Level Measurement

(46 customer reviews)


A review of the entry level measurement course providing you with a great review of topics ranging from the physics of radon all the way through the different types of testing devices and some valuable business perspectives for radon professionals.  24 CE credits for those individuals with two certifications.

SKU: C-24-103 Category: Certified By:


A convenient and comprehensive 24 credit hour course approved for both Measurement & Mitigation professionals.

There is approximately 24 hours of coursework, including video instruction – recording of a classroom session; online resources such as, protocols, and publications; and quizzes that are taken as you progress through the course (not timed and may be taken unlimited times).  There is no time limit for taking the course, and even after completion you continue to have access to the course in order to refer back to resources.

CERTI students also have access to business tools such as sample contracts, and warranties.  We are also available by phone during and after the course for any questions concerning the course or radon situations you come across on the job.

Course includes:

  • Video
  • Online Resources
  • Downloadable Course Manuals
  • Online Quizzes
  • Downloadable Course Certificate
  • 24 Category 1 CE Credits


  • Download/Streaming – No course materials will be shipped – everything you need is available to access and download online.

Additional information

CE Credits


46 reviews for Review of Entry Level Measurement

  1. Alec Schumacher

    This course was easy to use!

  2. Matt

    I appreciate the explanation of each answer after the quizzes.

  3. Bryce

    Very relevant.

  4. Glenn

    The course was thorough and good material 

  5. Lucas

    great course

  6. Bill

    overeall good class with good content

  7. Alan

    I took this course to fulfill my continuing education credits and I’m glad I did.  There is simply so much information to remember and this course covers ALL of it!  I cannot say enough about the professionalism, completeness, and methodology of quizzes (which explain the answers gotten wrong so that you can learn from them!).

  8. Michael

    Very informative.  However, thought  there were to many quizzes.

  9. Kyle

    I recommend 5/5

  10. David

    I recommend 5/5

  11. Robert

    was simple and easy plus you never lose access to material

  12. Bob

    Course was very thorough and helpful in reviewing all aspects of radon testing and building science.

  13. Dennis

    Included material that is very seldom used in the field so this was a good refresher course.

  14. A.

    course material very good, although little hard to navigate.

    felt some of the questions had 2 answers.

    overall very good

  15. Albert

    I recommend this course

  16. Steven

    Great course. I’ve been a radon professional for over 11 years and find that most of this is a very nice reminder.

  17. Jerry

    The course was very informative knowledgeable;

  18. Ken

    good review. and some new info that is helpful. (AARST protocol)

  19. Jonathan

    Great course glad I was able to do it online.

  20. Joseph

    Great alternative to in-classroom options for C-E requirements.  Fits into busy work schedule easily and still counts for requirements.  

  21. Robert

    I recommend 5/5

  22. Robert

    I recommend this course 5/5

  23. Ethan

    I recommend

  24. Thomas

    Business ethics and practical contractor experience was helpful.  More info needed to prevent tampering with radon tests, with sample of non-tampering agreement to be signed by homeowner.

  25. Thomas

    Business ethics and practical contractor experience was helpful.  More info needed to prevent tampering with radon tests, with sample of non-tampering agreement to be signed by homeowner.

  26. Spencer

    Very helpful and easy to work on.

  27. Joakim

    This is the second 24 ce course I’ve taken and they’re top notch every time. There’s no reason to go anywhere else.

  28. Larry

    There was a technical glitch the first few chapters of the course, the video froze on occasion. 

    I enjoyed the instructor, he included some of his mitigating experiences that are interesting.  



  29. Mark

    I recommend this course

  30. Anthony

    excellent content & testing procedures. 

  31. Thomas

    Thank you for explainig everything. Great Videos.

  32. Brian

    Great material

  33. Ryan

    Well setup and easy to navigate


  34. Scott

    Doug, you’re still the best!  I like the new, updated course and look forward to learning more from you in the future.  

  35. Eugene

    I recommend this course

  36. Jason

    Excellent course, I’ve been a repeater.

  37. Harold

    Great course!

  38. Dr.

    Material presented in a well-organized and comprehensive manner,  EXCELLENT job!  5 stars !!

  39. Christopher

    I have been a repeat customer



  40. Joey

    great course

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