Jeffrey Siegel
IAQinGWN
1/ We are focussed on ventilation quantity to reduce risk of COVID-19 and that is not all that matters. 2/ Ventilation pathway matters too. Does ventilation air get contaminated by
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1/ There have been lots of questions about filtration and SARS-CoV-2. To understand how effective a filter is going to be, you need to know two things: the size distribution
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