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We set the standard for healthy buildings

The Indoor Air Hygiene Institute is your partner in ensuring your organization provides a safe indoor space for everyone–employees, customers, teachers and students—anyone that enters your indoor space.

We set the standard for indoor air quality that leads to a healthier and more productive indoor environment.

See the impact of indoor air hygiene in combatting COVID-19

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platinum certification seal

When you see the seal, you can be confident that the organization has taken the right steps to provide healthy indoor air.

About the Indoor Air Hygiene Institute

Supported by proven science, thought leadership and guided by an independent Advisory Board, the Indoor Air Hygiene Institute (IAHI) is an organization that provides indoor air quality education, diagnostics, and certification services to businesses, organizations and schools. The institute aims to improve health and productivity of indoor spaces through excellence in indoor air ventilation, filtration, and purification standards. Through its certification program, the IAHI diagnoses buildings’ air quality and recommends solutions to mitigate indoor air quality issues, helping buildings achieve healthier and more productive indoor spaces for occupants. To learn more about the IAHI and its certification program, please visit indoorairhygiene.org.

90% of time indoors

Certify Your Indoor Air Quality

Ensure you are taking the right steps to provide quality indoor air. Give people the confidence to return indoors.