BEWISO Triple-glazed sash window

Performance is to the highest passivhaus classification, ph A for the tilt-turn version.

BEWISO is an Austrian based window company that combines professional, hand craftsmanship with state of the art technology standards. The slim frames of their sash replacement windows are easy to install and can be customised to blend in with the look of historical buildings. The optimized timber frame design leads to lower energy costs.

Windows from BEWISO withstand wind and weather, achieve high sound insulation, thanks to multiple glazing, and can be combined with modern alarm systems. Models with multiple casements, glazing bar configuration, various latches, different colours and other custom features are available upon request.

Available as the original tilt turn (lower section window) VICTORIA (Uw max 0.65 W/m²K) models or as a sliding sash (lower section) GEORGE with Uw max 0.9 W/m²K but the same air-tightness.

Performance is to the highest passivhaus classification, ph A for the tilt-turn version.

BEWISO is an Austrian based window company that combines professional, hand craftsmanship with state of the art technology standards. The slim frames of their sash replacement windows are easy to install and can be customised to blend in with the look of historical buildings. The optimized timber frame design leads to lower energy costs.

Windows from BEWISO withstand wind and weather, achieve high sound insulation, thanks to multiple glazing, and can be combined with modern alarm systems. Models with multiple casements, glazing bar configuration, various latches, different colours and other custom features are available upon request.

Available as the original tilt turn (lower section window) VICTORIA (Uw max 0.65 W/m²K) models or as a sliding sash (lower section) GEORGE with Uw max 0.9 W/m²K but the same air-tightness.