Rectangular ducts
Combined fittings
Two fittings in one piece: two bends side by side, a duct with a bend or a duct with an offset.
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.
Two bends
| Dimension | Meaning |
|---|---|
| A × B | Cross-section at the bottom, left |
| A1 × B | Cross-section at the bottom, right |
| C × B, C1 × B | Cross-section at the top, per bend |
| E, E1, F, F1 | Straight sections before the curve |
| R | Inner radius: 150 mm |
Duct with bend
| Dimension | Meaning |
|---|---|
| A × B | Cross-section at the bottom, left |
| A1 × B | Cross-section at the bottom, right |
| C × B | Cross-section of the bend, at the top |
| L | Length of the duct |
| E, F | Straight sections before the curve |
| R | Inner radius: 150 mm |
Duct with offset
| Dimension | Meaning |
|---|---|
| A × B | Cross-section at the bottom, left |
| A1 × B | Cross-section at the bottom, right |
| C × B | Cross-section of the offset, at the top |
| V | Offset |
| L | Length of the duct |
| L1 | Length of the offset |