Tooted
| Type | Capacity | Motor power | Width of opening | Length of opening | Height | Width | Length |
| m3/h | kW | mm | mm | mm | mm | mm | |
| WRF-P-2 | 2,2 | 1,1 | 300 | 250 | 400 | 350 | 750 |
| WRF-P-3 | 3,0 | 1,1 | 300 | 350 | 400 | 450 | 850 |
| WRF-P-4 | 4,0 | 2,2 | 300 | 450 | 400 | 550 | 950 |
| WRF-P-5 | 5,5 | 2,2 | 300 | 600 | 400 | 700 | 1100 |