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Monitoring

The following IAQ parameters and pollutants were selected for the study.

Physical features

• Temperature
• relative humidity
• air change rate

Chemical pollutants selected

• Gaseous pollutants: NO₂, CO, CO₂, H₂CO (formaldehyde), TVOC (benzene, toluol, xilol, ethyl-benzene)
• Particulate matter (PM)-related pollutants: PM10,   PM4,5   PM1(optional)

Biological contaminants (assessed on a voluntary basis)

• Dust mite
• Fungal spores (to be decided)
• Total airborne bacteria (to be decided)