This course covers the mystery surrounding fan curve and the interaction of the radon fan with the ground and the rest of the system.  Knowledge of the operating characteristics of the fan and

This course covers the measurement and reduction of Radon Decay Products, which represent the primary health risk of elevated indoor radon.  For those that attended the classroom session in Nashville, TN on October 29,

This course covers the nuts and bolts of conducting radon surveys in schools and takes a deep dive into explaining the process and challenges one may face when conducting a survey in such

As of 2023, the NRPP amended its policy regarding the renewal of its base radon measurement and mitigation certifications to require a four-hour review of the ANSI/AARST standards relevant to a specific certification. 

This short course provides a concise summary and comparison of Appendix AF of the International Residential code modified in 2021 and the ANSI/AARST 2020 CCAH Standard.  Although similar in intent there are some

A comprehensive program describing the proper use of Electret Ion Chambers as manufactured by Rad Elec. The course consists of a video available online, a course manual describing key operational features of the

  This course provides detailed information on how to design, plan and install radon mitigation systems.  It contains several tips and tricks that would benefit radon mitigation and measurement professionals alike.  The course

This course provides detailed information on how to design, plan and install radon mitigation systems.  It contains several tips and tricks that would benefit radon mitigation and measurement professionals alike.  The course consists

For those that enjoyed CERTI’s original Gnarly Tales the good news is that the series continues.  The bad news is that more weird and challenging situations continue to arise as measurement and mitigation

This course covers technical aspects of radon measurement and mitigation for residential buildings as well as schools and commercial buildings.  It also encompasses techniques for fixing existing structures and design parameters for the

This course explores from a practical standpoint how radon decay products are measured and how RDP reduction can enhance soil gas remediation by reducing radon risks to very low levels.  Approved for both

This course revolves around a recording of a March 2020 webcast attended by members of several building departments and public health agencies.  You will be able to view and benefit from the live