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Variant 1: WING 50 A-S with stepped glass.
Variant 2: WING 50 A-R with standard glass and tight-fitting sash frame without glazing bead or visible screws as a more cost-effective alternative.
With its extremely slim face widths and its patented, concealed fitting, the WING 50 A insert window is perfectly tailored to the requirements of modern architecture and NSHEV applications.
Din Standard
DIN 18055 Requirements and Recommendations for Windows and Exterior Doors
Technical Information