AMC MODEL DA 2 WAY YOKE general ventilation requirements

Use our general ventilation requirements chart to get an idea of how many air changes your space needs, and that information can be used to determine how much CFM your fan needs. All of our product pages have charts showing their CFM based on size and horse power.

SPACE TO BE VENTILATEDNO. OF AIR CHANGES / HR .NO. OF MIN./AIR CHANGE
Auditorium125
Bakeries203
Banquet Halls203
Boiler Room601
Bowling Alleys125
Cafeterias125
Churches125
Classrooms106
Cleaning & Drying125
Club Rooms125
Creameries106
Dance Halls125
Dining Rooms125
Dormitories106
Engine Rooms302
Factories106
Foundries125
Garages106
Kitchens302
Laboratories125
Laundries203
Lodge Rooms125
Machine Shop106
Mills125
Offices125
Packing Houses203
Plating Rooms203
Printing Plants154
Projection Booths601
Recreation Rooms125
Residences154
Restrooms125
Sales Rooms106
Ship Holds610
Stores125
Toilets203
Transfer Rooms203
Tunnels610

To determine the CFM needed for your requirement, use the following formula:

CFM = [volume of space (WxHxL)] / [no. of minutes/air change]