Certifying Radon Professionals for Over 20 Years!
NRSB radon certification is formal recognition of professional excellence based on qualifications, high ethical standards, and continuing education in radon services.
The NRSB provides recognizable conformance to quality and confidence in the radon industry.
New & Noteworthy
The NRSB recognizes all ANSI/AARST radon standards as an alternative to the previously recognized radon standards established by the EPA and ASTM. An NRSB certificate holder must follow the standards recognized by the state in which they are conducting business and their QA plan must list the standards that are being followed. Click here for standards list.
NRSB is Providing Certification Services for Radon Professionals
For Professionals
How To Get Certified
Learn more about getting certified with the NRSB.
Certification is the mark of excellence!
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Renew Your Certification
Its simple!
NRSB approved CE courses will only be accepted.
Check here for information on renewing »
For Consumers
Frequently Asked Questions
Have questions about radon?
Check out this page to find the answers.
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Find a Professional
Find a NRSB certified professional in your area.
Our database is updated frequently.
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When fulfilling your CEU’s make sure you take
courses that are NRSB approved. View the courses here »
Check our site for upcoming events, conferences, symposiums and more! These events may count as CE credits. Don’t miss out on networking and education.
New & Noteworthy
NRSB Quoted in Family Handyman The education of and communication with consumers about the dangers of radon is an important part of our core tenants. In this article, written by Karuna Eberl for Family Handyman magazine, Nancy Bredhoff, President of Radon Testing Corporation of America, Inc. (RTCA) and President and volunteer on the board of the National…
The NRSB recognizes all ANSI/AARST radon standards as an alternative to the previously recognized radon standards established by the EPA and ASTM. An NRSB certificate holder must follow the standards recognized by the state in which they are conducting business and their QA plan must list the standards that are being followed. Below is…