Outdoor Air Quality (ODA) Indoor Air Quality (IDA)
IDA 1 (high) IDA 2 (medium) IDA 3 (moderate) IDA 4 (low)
ODA 1 Pure air - only temporarily polluted F9 F8 F7 M6
ODA 2 Air with high concentrations of particulate matter and/or gaseous pollutants F7 + molecular + F9 F7 + molecular + F9 M5 + F7 M5 + F7
ODA 3 Air with very high concentrations of particulate matter and/or gaseous pollutants
Media type Contaminants-typically 20 PPB in urban areas Application
Q-carb A00 Polycyclic aromatic hydrocarbons (PAC), Ozone, NOx, SO2, VOC's, Airports, pharmaceutical, food, offices, schools, new commercial AHU installations
Q-carb A07 (with F7 pre-filter) Retrofit in existing air handling units with limited space