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Cockroach Allergen – An IAQA Tech Tip Video


If you cannot view the video above go to: https://www.youtube.com/watch?v=3yqPhAGkTug

By Ian Cull

I'm I.A.N. the Indoor Air Nerd. I'm a speaker and consultant on indoor air quality issues. To learn more about me, click "about" at the top of this page.

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