The soundproof type outward opening window is designed o combine excellent performance, functionality and static stability.

In compare to the Energy- Saving Series (ES) the thermal break unit was replaced by an additional sound dumping aluminum chamber.

Two layer gaskets and multi- point locking's providing best water tightness and highest burglary prevention.


Class Value Test Method
Sound Insulation performance (dB) 2 up to 40 DIN EN 20140
Rain impact resistance (Pa) C8 433 DIN EN 12208
Air permeability (m³/h m) 4 0.3 DIN EN 12207
Security Class Standard - DIN EN 1627
Thermal protection (W / m²K) - up to 3,4 DIN EN 10077