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How common are IAQ problems?

April 26, 2017common IAQ problems

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How common are IAQ problems?

2 Answers

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According to the World Health Organization, approximately 50% of all commercial buildings have significant IAQ problems. Similar estimates have been made by others. I am unaware of any similar estimates in regards to residences.

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According to the World Health Organization, approximately 30% of all commercial buildings have significant IAQ problems. Similar estimates have been made by others. I am unaware of any similar estimates in regards to residences.