This fan is suitable for various applications, including power stations, petroleum, chemical, textile, factories, warehouses, laboratories, metallurgical and mechanical kitchens, and indoor ventilation and air exchange in buildings. It offers high air volume, low noise, low wind resistance, and an attractive design.
FWS-85-6 Centrifugal Roof Ventilator Performance Table:
| Machine number | Speed r/min | Flow rate m3/h | Total pressure Pa | Power Kw |
| 3.6 | 1450 | 1470-2530 | 147-196 | 0.55 |
| 4 | 1450 | 2250-3470 | 215-274 | 0.75 |
| 4.3 | 1450 | 3210-4900 | 313-382 | 1.1 |
| 4.6 | 1450 | 4460-6875 | 362-402 | 1.5 |
| 4.9 | 1450 | 5950-9160 | 421-450 | 2.2 |
| 5.3 | 1450 | 8530-11800 | 450-549 | 3 |
DWT axial flow roof fan performance table:
| Machine number | Speed r/min | Total pressure Pa | Flow rate m3/h | Power Kw |
| 2.8 | 1450 | 48 | 1464 | 4-0.09 |
| 3.15 | 1450 | 59 | 2072 | 4-0.12 |
| 3.55 | 1450 | 74 | 2977 | 4-0.12 |
| 4 | 1450 | 95 | 4263 | 4-0.125 |
| 5 | 1450 | 149 | 8327 | 4-0.55 |
| 960 | 81 | 7724 | 6-0.37 |
| 5.6 | 1450 | 186 | 11682 | 4-1.1 |
| 960 | 81 | 7724 | 6-0.37 |
| 6.3 | 1450 | 236 | 6639 | 4-1.5 |
| 960 | 104 | 11016 | 6-0.75 |
| 7.1 | 1450 | 300 | 23815 | 4-1.5 |
| 960 | 131 | 5766 | 6-0.75 |
| 8 | 1450 | 354 | 31325 | 4-5.5 |
| 960 | 155 | 20735 | 6-1.5 |
| 9 | 960 | 196 | 29529 | 6-3 |
| 10 | 960 | 242 | 40508 | 6-4 |
| 11.2 | 960 | 304 | 56909 | 6-7.5 |