Environment |
Normal |
Contaminated
Outside Dusty |
Extremely
Cold Weather Climates |
High
Humidity Biogenic |
Day
Care Center |
2
weeks |
1
week |
2
weeks |
1
week |
Nursing
Homes |
1
month |
1
month |
1
month |
1
week |
Residence: |
|
|
|
|
2
persons, nonsmoking |
6-12
months |
2
months |
4-6
months |
4-6
months |
2
persons, w/ smoking |
4
months |
2
months |
3
months |
4
months |
young
children |
6
months |
1
month |
3
months |
3 months |
young
children w/ pets |
3-6
months |
1
month |
2
months |
2
months |
Office
Building: |
|
|
|
|
ground
floor |
3-6
months |
1-4
months |
2-6
months |
2-6
months |
higher
floors |
6-12
months |
2-6
months |
3-9
months |
3-9
months |
Food
Service Establishments |
1
month |
1
week |
2
weeks |
2
weeks |
Commercial
(retail shops, banks) |
3-6
months |
1
month |
2
months |
2
months |
|