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  
  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