Managing risks to building health and occupant well-being has never been more important. Nearly every single public health agency and trade association recommends assessing the operational conditions of buildings and HVAC system to have a data driven plan to mitigate risks. However, in the rush to do something, anything, many facility stakeholders are making quick decisions about filtration, upgrades and new air cleaning technologies. To mixed results. This special education session will discuss 4 key areas for building and systems diagnostics.