| 1Opened windows more often to increase air circulation |
Opened windows more often to increase air circulation |
| 2 |
Turned on a floor or ceiling fan to increase air circulation |
| 3 |
Used an air conditioner more frequently |
| 4 |
Used a dehumidifier |
| 5 |
Used a humidifier |
| 6 |
Used an air cleaning system |
| 7 |
Used higher quality filters in the furnace |
| 8 |
Used furnace fan or heat recovery ventilation (HRV) system to increase air circulation |
| 9 |
Used air fresheners such as potpourri, solid or spray air fresheners, essential oil dispensers, or incense |
