| External rotor and standard constructions |
Single & three phase ac, dc models. |
| IP54/IP55 |
Axial only |
| Standard & reverse-flow models
Low profile chevron louvers
|
Panel cut-out
Click-fitting fast assembly
|
| Low |
Not applicable |
| 105mm to 325mm square louvres |
680m³/h range maximum (single unit) |
| According to filter size and quantity |
1 to 8mm thick (only on sizes 15 & 20) |