Radon-Reporter-2026-Issue-1FINAL

2 | DECEMBER 2025 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: Dave Hill dhill@spruce.com VICE PRESIDENT: Kyle Hoylman kyle@protectenvironmental.com VICE PRESIDENT: George Schambach george@professionalhome.com SECRETARY: Phil McDonnell pmcdonnell@swatradon.com TREASURER: Dan Potter danpotter@dupageradon.com NATIONALLY ELECTED DIRECTORS Nate Burden, Jr. / nateburden@msn.com Myca Bruno / mbruno@bbgres.com Bob Coffee / bob@yeslabsllc.com Aaron Friedrich / aaron.friedrich@erm.com Annie-Laurie Hunter / annie-laurie@ardenthomeinspections.com Dawn Oggier / doggier@spruce.com Shawn Price / sprice@spruce.com Kim Steves / ksteves@crcpd.org Kevin Stewart / Kevin.Stewart@lung.org Duane West / duane@3rsgroup.com CHAPTER COUNCIL DIRECTORS Michael Christophides / michael@gigrp.com Zan Jones / zan.jones@radonova.com STAFF IT Manager, Software Developer Mike DeVaynes / admin@i ndoorenvironments.org NRPP Credentialing Manager Christina Johnson / certification@i ndoorenvironments.org National Policy Director Jane Malone / nationalpolicy@i ndoorenvironments.org Director of Proficiency Amy Roedl / proficiency.director@i ndoorenvironments.org Finance Director Andika Susanti / administrator@i ndoorenvironments.org Executive Director Diane Swecker / director@i ndoorenvironments.org Membership Coordinator Holly Tabano / membership@i ndoorenvironments.org TABLE of CONTENTS AD INDEX Copyright © 2026 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 editor@aarst.org . 4 2026 IEA Board of Directors Retreat 5 IEA Podcast: Continuing the Conversation 9 NRPP Mitigation Certification Updates 13 Chapter Corner 14 2026 Symposium: Norfolk, VA 15 Symposium Speaker Highlight: Jennifer Borski 16 2026 Annual Capitol Hill Fly-In 18 Increasing RRNC Effectiveness & Accountability 20 Sidewall Venting – A Review of the Evidence 22 A Look Inside the 2026 ITRC Vapor Intrusion Toolkit 25 IEA Hosts Virtual Awards Ceremony 26 NRPP Certification Spotlight: Mayra Piedrahita 27 Vapor Intrusion Standards 15 CERTI 23 RadonAway 24 PDS Supply