search
Measure C
Trends
- 1Measuring CO2 levels as a proxy for indoor air safety●To those who measure CO₂ as proxy for clean air in public places: Have you observed any change in CO₂ levels in retail/o
People in the COVID-cautious community are asking whether carbon dioxide readings in retail stores, offices, libraries, healthcare and government buildings have changed compared with five years ago. CO2 monitors are used as a proxy for ventilation quality and infection risk. The discussion is inviting comparisons of indoor air quality over time, with concern that ventilation improvements made during the pandemic may not have been sustained.