Double-glazed, non-thermally broken aluminium framed glass louvre blades. The Ventuer HAHN-S9iV louvre window ensures maximum ventilation and weather tightness at low cost wherever thermally broken frames are not required. The blades have a framed appearance with slim aluminium profiles surrounding each louvre.

Double or triple-glazed, thermally broken flush glazed louvre blades. The Ventuer HAHN-S9iVA louvre window provides excellent ventilation, weather tightness and thermal protection with a clear flush all-glass look to outside of units for seamless integration into the facade design.

Single-glazed flush closing louvre blades with point-fixed pivots. The Ventuer HAHN-S945 louvre window has an architecturally appealing design with 45° chamfered blades closing flush leading to a smooth glass surface. It has a maximum of 84° opening with no additional blade frames surrounding providing as much free ventilation area as possible.