Specifications

14
Air Quality Index (AQI) for the PM10 Concentration
(24hr)
Carbon Dioxide Levels and potential health problems are
indicated below:
250-350 ppm: background (normal) outdoor air
level
350-1,000 ppm: typical level found in occupied
spaces with good air exchange
Air Pollution Level
PM2.5 Concentration
ug/m3
Good
0-54
Moderate
55-154
Poor
155-254
Unhealthy
255-354
Severe
355-424
Hazardous
425+