Indoor Air Quality (IAQ)
Did You Know...
We spend about 90% of our time indoors? Indoor Air Quality impacts everyone, including those who may be more vulnerable - children, the elderly, and people with health conditions like asthma and heart disease. Learn how source control, ventilation and filtration can reduce exposure to indoor pollutants and improve indoor air quality.
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Learn About IAQ
Learn about indoor air quality and ways to improve it where we live, learn, work and play.
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IAQ by Building Type
Learn about indoor air quality in different building types.
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Indoor Pollutants and Sources
What's in your indoor air? Learn about indoor air pollutants and sources.
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IAQ Science and Technologies
Learn about indoor air science and technologies used to help improve indoor air quality.
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Networking and Funding
Discover indoor air quality networking and funding opportunities.
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Upcoming Events and Resources
Find a calendar of events, links to Indoor air-related webinars and helpful resources.
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IAQ Topics in the Spotlight
See trending IAQ topics and get the information you need to improve your indoor air quality.
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Publications about IAQ
Find IAQ-related publications, factsheets, and infographics.
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Frequently Asked Questions
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EPA Regional and State Contacts
Find contact information for EPA's 10 regional offices and state IAQ information.