The WDS SL 60 profile has a 60 mm installation depth, three internal chambers, and mandatory steel reinforcement inside. With only 39 mm of visible sash width, the construction is visually light without sacrificing rigidity or stability over time.
- Installation depth: 60 mm
- Three internal chambers
- Steel reinforcement included
- Visible sash width: 39 mm
- Maximum sash size: 1500 × 1500 mm

