ASHRAE+62.1-2022+(1) - Page 020
Extracted Content
Table 6-1 Minimum Ventilation Rates in Breathing Zone (Continued)
People Outdoor
Air Rate Rp
Area Outdoor
Air Rate Ra
Default Values
Occupant Density
#/1000 ft [2]
or #/100 m [2]
L/s· person cfm/ft [2] L/s·m [2]
Air Class
OS (6.2.6.1.4)
Occupancy Category
cfm/ person
Cafeteria/fast-food dining 7.5 3.8 0.18 0.9 100 2
Kitchen (cooking) 7.5 3.8 0.12 0.6 20 2
Restaurant dining rooms 7.5 3.8 0.18 0.9 70 2
General
Break rooms 5 2.5 0.06 0.3 25 1
Coffee stations 5 2.5 0.06 0.3 20 1
Conference/meeting 5 2.5 0.06 0.3 50 1
Corridors - - 0.06 0.3 - 1
Occupiable storage rooms for liquids or gels 5 2.5 0.12 0.6 2 2
Hotels, Motels, Resorts, Dormitories
Barracks sleeping areas 5 2.5 0.06 0.3 20 1
Bedroom/living room 5 2.5 0.06 0.3 10 1
Laundry rooms, central 5 2.5 0.12 0.6 10 2
Laundry rooms within dwelling units 5 2.5 0.12 0.6 10 1
Lobbies/prefunction 7.5 3.8 0.06 0.3 30 1
Multipurpose assembly 5 2.5 0.06 0.3 120 1
Miscellaneous Spaces
Banks or bank lobbies 7.5 3.8 0.06 0.3 15 1
Bank vaults/safe deposit 5 2.5 0.06 0.3 5 2
Computer (not printing) 5 2.5 0.06 0.3 4 1
Freezer and refrigerated spaces (<50°F [10°C]) 10 5 0 0 0 2
Manufacturing where hazardous materials are not used
Manufacturing where hazardous materials are used (excludes heavy industrial and chemical processes)
10 5.0 0.18 0.9 7 2
10 5.0 0.18 0.9 7 3
Pharmacy (prep. area) 5 2.5 0.18 0.9 10 2
Photo studios 5 2.5 0.12 0.6 10 1
Shipping/receiving 10 5 0.12 0.6 2 2
Sorting, packing, light assembly 7.5 3.8 0.12 0.6 7 2
Telephone closets - - 0.00 0.0 - 1
Transportation waiting 7.5 3.8 0.06 0.3 100 1
Warehouses 10 5 0.06 0.3 - 2
Office Buildings
Breakrooms 5 2.5 0.12 0.6 50 1
Main entry lobbies 5 2.5 0.06 0.3 10 1
18 ANSI/ASHRAE Standard 62.1-2022