| Application | Recommented Air Change/H |
Size (inch) L * B * H |
Air Change/H | Air Movement M2 / Hr |
Indian Fan Exhaust Required | |
|---|---|---|---|---|---|---|
| Qty | mm - rpm | |||||
| INDUSTRIAL | ||||||
| Workshop | 12 - 20 | 15 * 20 * 8 | 20 | 20 * 1440 | 4 Nos | 450 * 900 |
| Laboratories | 8 - 12 | 10 * 8 * 4 | 12 | 12 * 320 | 2 Nos | 300 - 1400 |
| COMMERCIAL | ||||||
| Assembly Halls | 8 - 12 | 15 * 20 * 4 | 12 | 12 * 1200 | 3 Nos | 450 - 900 |
| Banks | 4 - 8 | 20 * 10 * 8 | 8 | 8 * 1600 | 3 Nos | 450 - 900 |
| Canteens / Restaurants | 12 - 20 | 20 * 10 * 8 | 15 | 15 * 1600 | 6 Nos | 380 - 1400 |
| Cinemas / Theaters | 20 - 30 | 30 * 20 * 10 | 20 | 20 * 6000 | 27 Nos | 450 - 900 |
| Hospitals (General Ward) | 8 - 12 | 20 * 15 * 8 | 10 | 10 * 2400 | 6 Nos | 450 - 900 |
| Offices | 8 - 12 | 10 * 10 * 4 | 10 | 10 * 400 | 2 Nos | 300 - 1400 |
| Photographic Dark Rooms | 20 - 30 | 4 * 3 * 4 | 25 | 25 * 48 | 1 Nos | 300 - 1400 |
| Kitchens & Toilets | 20 - 30 | 3.5 * 4 * 4 | 30 | 30 * 56 | 1 Nos | 300 - 1400 |
| FORMULA FOR FAN SELECTION : NO. OF FANS = VOLUME * NO. OF AIR CHANGES / HOUR + AIR FLOW OF FAN | ||||||