Ventilation in Schools: A Review of State Policy Strategies

Building ventilation is a key strategy for improving indoor air quality. Well before the COVID-19 pandemic, research demonstrated the importance of outdoor air ventilation – and the related practice of air filtration – for reducing indoor exposure to viruses and to a host of common air pollutants. The pandemic highlighted both the need for proper ventilation and the fact that millions of students attend schools with inadequate ventilation and indoor air quality.