Free, Online National Radon Safety Board (NRSB) - Approved Course
The National Radon Safety Board (NRSB) approves InterNACHI's Radon Measurement Initial Training Course for initial certification of 16 credit hours. This course is free and online for members. Not a member? Join now.
View the course approval on the NRSB website.
The National Radon Safety Board (NRSB) approves InterNACHI's Advanced Radon Measurement Service Provider Course to provide 28 credit hours of home inspector continuing education credit. This course is free and online for members. Not a member? Join now. 
View NRSB approval of Radon Measurement Initial Training Course
https://nrsb.org/courses/initial-courses-for-measurement/
View NRSB approval of the Advanced Radon Measurement Service Provider Course
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