air changes per hour (ACH) recommended

Applies only to Air Conditioning program versions.

Assembly halls 4 - 6
Auditoriums 8 - 15
Bakeries 20 - 30
Banks 4 - 10
Barber shops 6 - 10
Bars 20 - 30
Beauty shops 6 - 10
Boiler rooms 15 - 20
Bowling alleys 10 - 15
Cafeterias 12 - 15
Care homes 4 - 6
Changing rooms 10 - 15
Chemist shops 6 - 10
Cinemas 8 - 15
Clubrooms 20 - 30
Cocktail lounges 20 - 30
Computer rooms 15 - 20
Courtrooms 10 - 15
Dance halls 10 - 20
Dental clinics 8 - 12
Department stores 6 - 10
Dining halls 12 - 15
Dining rooms, public 12 - 15
Dress shops 6 - 10
Dry goods stores 1 - 4
Electric turbine rooms 5 - 10
Electrical substations 5 - 10
Electrical transformer rooms 10 - 30
Factory buildings with fumes or wet processes 10 - 15
Factory buildings, ordinary 2 - 4
Factory engine rooms 4 - 6
Fire stations 4 - 10
Fitness clubs 10 - 20
Foundries 15 - 20
Galvanizing plants 20 - 30
Garages, repair 20 - 30
Garages, storage 4 - 6
Gymnasiums 10 - 20
Hairdressers 6 - 10
Homes 1 - 2
Hospital wards 4 - 6
Jewelry shops 6 - 10
Kitchens, commercial 15 - 60
Laboratories 6 - 12
Laundries 10 - 15
Lecture rooms 8 - 15
Libraries, public 4 - 6
Machine shops 6 - 12
Medical clinics 8 - 12
Municipal buildings 4 - 10
Museums 12 -15
Nightclubs 20 - 30
Offices, private 4 - 6
Offices, public 3 - 4
Paintshops 15 - 20
Paper mills 15 - 20
Passenger aircraft 4 - 6
Pharmaceutical cleanrooms (ISO) 20 - 40
Pharmacies 6 - 10
Photographic darkrooms 10 - 15
Pig houses 6 - 10
Places of worship 8 - 15
Police stations 4 - 10
Post offices 4 - 10
Poultry houses 6 - 10
Precision manufacturing workshops 10 - 50
Public houses 20 - 30
Pump rooms 5 - 6
Residences 1 - 2
Restaurants 8 - 12
Retail 6 - 10
Retirement homes 4 - 6
School classrooms 6 - 20
Shoe shops 6 - 10
Shopping centers 6 - 10
Shopping malls 6 - 10
Smoking rooms 10 - 15
Supermarkets 4 - 10
Swimming pools 20 - 30
Textile dye houses 15 - 20
Textile mills 4 - 6
Theatres 8 - 15
Town halls 4 - 10
Waiting rooms 4 - 6
Warehouses 1 - 4
Woodworking shops 6 - 10

See also:-

additional ventilation from other loads selected
activity (levels of personnel)
air changes (per day [24 hours])
Infiltration
occupant reaction to air movement