The first column shows the fan type. Products in the Clean Air Solution from heating comp is installed.
| centrifugal fan with backward curved blades | radial fan with forward curved blades | Axial |
|---|---|---|
 |
|
 |
| air movement | ||
 |
|  |
| colspan="3" rotation and Schaufelradstellung | ||
|
|
|
| colspan="3" fan curve | ||
| maximum efficiency. 85% | Maximum efficiency. 68% | Maximum efficiency. 85% |
