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Indoor Environmental Standards Organization

Indoor Environmental Standards Organization (IESO) is a wholly owned subsidiary and non-profit organization that provides a national forum for the development and publication of voluntary consensus standards for the assessment, remediation and management of indoor environments. As an American National Standards Institute Accredited Standards Developer, IESO’s mission is to be the foremost developer and provider of voluntary consensus indoor environmental quality standards, related technical information, and services having recognized quality and applicability that promote public health and safety, and the overall quality of life.  IESO was founded in 2002 and maintains a headquarters in Rockville, MD.


IESO/RIA Standard 6001 Approved by ANSI

Evaluation of Heating, Ventilation and Air Conditioning (HVAC) Interior Surfaces to Determine the Presence of Fire-related Particulate as a Result of a Fire in a Structure



Click here for details:  Release


Click here to Purchase the Standard

Please visit the website of our IAQA’s Standards-Making Subsidiary Organization, Indoor Environmental Standards Organization (IESO) at www.ieso.org to find out more information about standards.