
Figure 1
Indoor contamination mitigation strategies in a hospital setting:1) Cleaning activities and products; 2) Sanitisation with automated devices; 3) Ultraviolet germicidal irradiation (UVGI); 4) HVAC system; 5) Antimicrobial coatings; 6) Indoor air quality monitoring device; 7) Air purification unit
Table 1
List of the indoor air quality monitoring devices with their main features
| Ref. | Device | Measured parameters | Range | Portability | Configuration(dimension-mm) | Temporal data resolution | Remote management | Screen |
|---|---|---|---|---|---|---|---|---|
| (165) |
| CO2, temp., RH % |
| High (battery) | Station (70×70×24) | <1 min | Yes (Bluetooth, app) | Yes |
| (166) | View Plus Airthings, Oslo, Norway | Radon, PM2.5, CO2, temp., RH %, VOC |
| High (battery) | Station (170×90×33) | 2.5–5 min | Yes (Wi-Fi, app) | Yes |
| (167) |
| CO2, RH %, temp., Noise |
| Medium (power supply) | Station (45×45×155) | 5 min | Yes (Wi-Fi, app) | No |
| (168) | Foobot Foobot, Paris, France | PM2.5, TVOC, temp., RH % |
| Medium (power supply) | Station (172×71) | 5 min | Yes (Wi-Fi, app) | No |
| (169) |
| NO2, O3, NO2, SO2, HCHO, NH3, H2S, O2, PM1, PM2.5, PM4, PM10, temp., RH %, CO2, CO, TVOC, air pressure |
| Medium (power supply) | Station (200×180×57) | 1 min | Yes (Wi-Fi, app) | No |
| (170) |
| CO2, CO, NO2, SO2, O3, HCHO, PM, temp., RH %, VOC |
| Medium (power supply) | Station (84×178×44) | 1 sec | Yes (PC or app) | Yes |
| (171) |
| HCHO, CO2, LVOC, temp., RH %, air, pressure, NO2, O3, PM1/2.5/10 |
| High (battery) | Station (180×120×65) | 10 min | Yes (app) | No |
| (172) | airbeld™ Embio Diagnostics, Nicosia, Cyprus | Temp., RH %, CO2, PM1/2.5/4/10, VOC, NO× |
| Medium (power supply) | Station (117×112×39) | 1 sec | Yes (Wi-Fi, app) | No |
| (134) | Corvus IAQ Monitor ION Science Ltd, Royston, UK | VOC, temp., RH % |
| Medium (power supply) | Station (68×176×123) | 1 min | Yes | No |
| (173) | PCE-AQD 20 Capannori, Italy | CO2, temp., RH % |
| High (battery and power supply) | Station (130×90×40) | <5 sec | No app, datalogging | Yes |
| (174) | Airthings for Business-Space Pro Airthing, Oslo, Norway | CO2, Temp., RH %, VOC, PM2.5, radon, virus |
| High (battery and power supply) | Station (170×90×33) | <5 sec | Yes (app) | Yes |
| (175) | AirVisual Pro IQAir, Goldach, Switzerland | PM, temp., RH %, CO2 |
| High (battery) | Station (82×184×100) | <5 sec | Yes (app) | Yes |
| (176) | Atmotube Pro Atmotube, San Francisco, CA, USA | TVOC, temp., RH % PM |
| High (battery) | Station/Wearable (86×50×22) | 1 min | Yes (app) | No |
| (166) | Airbird Airbird, Copenhagen, Denmark | CO2, temp., RH % |
| High (battery) | Station (229.5×99.5×95) | 10 min | Yes (app) | No |
| (177) |
| CO2, TVOC, PM, temp., RH % |
| Medium (power supply) | Station (127×43) | <5 sec | Yes (app) | No |
| (166) | Awair Element – Omni Awair, San Francisco, CA, USA | CO2, TVOC, PM2.5, temp., RH % |
| Medium (power supply) | Station (160×90×40 – 98×98×34) | Seconds | Yes (app) | No |
| (166) |
| TVOC, temp., RH % |
| High (battery) | Station (54×54×15) | Seconds | Yes (app) | Yes |
| (178) |
| PM2.5, VOC, CO2 |
| Medium (power supply) | Station (170×100×100) | Seconds | Yes (app) | No |
| (179) |
| PM, VOC, CO2, Temp., RH %, noise |
| High (battery) | Station (74×85×104) | Seconds | Yes (Wi-Fi) | Yes |
| (166) |
| PM2.5, PM10, TVOC, temp., RH %, CO2, NO2 |
| High (battery and power supply) | Station (155×126×35) | 1 min | Yes (app) | No |
| (180) |
| PM2.5, PM10, HCHO, CO2 |
| High (battery) | Palm-top (73.5×223.5×37.5) | <1 min | No | Yes |
| (181) |
| O3, NO2, SO2, CO, CO2, PM2.5, PM10, temp., RH % |
| High (battery) | Palm-top (data not available) | <1 min | Yes (app) | Yes |
| (182) |
| PM2.5, PM10, CO2, CO, TVOC, HCHO, O3, radon |
| High (battery or power supply) | Palm-top (data not available) | <1 min | Yes (app) | Yes |
| (183) |
| CO2, CO, temp., RH % |
| Medium (power supply) | Palm-top (210×95×39) | Seconds | Yes (app) | Yes |
| (143) |
| CO2, TVOC, temp., RH % |
| Medium (power supply) | Palm-top (163×77×38) | Seconds | Yes (app) | Yes |
| (184) |
| CO2, CO, NO2, NO, SO2, H2S, HCHO, temp., RH % |
| High (battery and power supply) | Palm-top (279×254×102) | Seconds | No app, Yes data logging | Yes |
| (143) |
| CO2, CO, temp., RH %, air pressure |
| Medium (power supply) | Palm-top (210×90×40) | Seconds | No app, Yes data logging | Yes |
