2 | June 2024 Indoor Environments Association™ is a nonprofit, professional organization of members who are dedicated to the highest standard of excellence and ethical performance of hazard identification and abatement of radon, chemical vapor intrusion, and other contaminants of concern in the built environment. The organization primarily strives to advance the interests of its members through developing industry standards, certifying technical proficiency, enabling advancement of public policy, and communicating health risks to the public. OFFICERS PRESIDENT: Kyle Hoylman PRESIDENT-ELECT: Dave Hill VICE PRESIDENT: George Schambach VICE PRESIDENT: David Gillay SECRETARY: Jan Fisher TREASURER: Dan Potter NATIONALLY ELECTED DIRECTORS Lila M. Beckley, PG / Nate Burden, Jr. / Aaron Fisher / Aaron Friedrich / Zan Jones / Terry Kerwin / John Mallon / Kevin Stewart / Dawn Oggier / Duane West / CHAPTER COUNCIL DIRECTORS Shad Evans / Phil McDonnell / STAFF Symposium Manager and Member Services Nicole Chazaud / symposium@i IT Manager, Software Developer Mike DeVaynes / admin@ai NRPP Credentialing Manager Christina Johnson / certification@i National Policy Director Jane Malone / nationalpolicy@i Director of Proficiency Amy Roedl / proficiency.director@i Finance Director Andika Susanti / administrator@i Executive Director Diane Swecker / director@i Membership Coordinator Holly Tabano / membership@i Quality Assurance Manager Rebecca Turek / qamanager@i TABLE of CONTENTS AD INDEX Copyright © 2024 American Association of Radon Scientists & Technologists. All rights reserved. Reproduction in whole or in part of any text, photograph, or graphic without written permission from the publisher is strictly prohibited. Please submit content, comments, or questions t o . 10 ‘Radon – I Didn’t Know’ Kerri Robinson 13, 32 Member Spotlight 14 Wisconsin’s VI Partnerships Jennifer Borski 16 Florida Radon Map Project Mark Perry 20 Pressure Field Extension Testing Brittney Christie, Gunnar Barr 24 2024 Symposium Preview 32 Commercial Insurance for Radon Corey Mills 7 RadonAway 12 ARPC 23 Lowe’s PRO 25 Symposium Sponsors 27 Spruce Training 29 CERTI 31 Airthings 33 PDS Radon Supply 34 Angi Photo Credits: Adobe, EPA, Shutterstock, A Stephens, D. Potter, J. Emanuels, K. Robbins, Florida DOH, M. Perry, Hyatt Regency Grand Cypress, A. Susanti, C. Lerner, A. Gunzburg, T. Selgrade, Disney