News » CO2 levels

Indoor air quality goes beyond PM2.5. CO₂ and temperature-humidity balance are critical yet often overlooked. Elevated CO₂ signals poor ventilation, reducing cognitive performance by up to 50%. Meanwhile, temperature and humidity directly affect comfort, immunity, and pollutant behavior. This article reviews scientific findings and provides actionable guidance for homes, offices, and classrooms—helping you maintain CO₂ under 1000 ppm, keep temperature around 22°C, and humidity...