Rectangular ducts
Rectangular offsets
An offset shifts the duct by a distance E, with the same or a different cross-section at each end.
Key data
- Dimensions
- Made to measure: you choose the cross-section A × B and the length.
- Material
- Galvanised steel (Z275), stainless steel 304 and stainless steel 316.
- Connection
- Frame connection: each piece has a 20 or 30 mm frame at its ends.
- Airtightness
- Airtightness class B, C or D to EN 1507.
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Sizes
All dimensions in mm. Every piece is made to measure: send us the dimensions from the drawing, with the code if there is one.
Offsets
| Dimension | Meaning |
|---|---|
| A × B | Cross-section, the same at both ends |
| E | Offset |
| L | Length |
| k1, k2, … | Frame (connection) |
Offsets with a change of size
| Dimension | Meaning |
|---|---|
| A × B | Cross-section at one end |
| C × B | Cross-section at the other end |
| E | Offset |
| L | Length |
| k1, k2, … | Frame (connection) |