Technical characteristics:
- Fan diameter: 500 mm
- Blade type: 70 A
- Number of blades: 8
- Blade angle: 30°
Type A
- Hole diameter: F.70 (4 x D.9) mm
Type B
- Hole diameter: F.72 (4 x D.9) mm
If you want a different blade angle, you must state this in the order notes.