The FSB logo echoes a lever handle designed by the Austrian philosopher Ludwig Wittgenstein in mid-1920s Vienna. This is the original upon which all similar lever handle forms are based. By adding a conical neck and spherical tip we aimed to set ourselves apart from the many other variants of this lever handle on the market.

Window handle

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Window handle

Product range

Lever/lever sets


Lever/knob sets


Bathroom sets


Narrow-door handles


Narrow-door knobs


Window handles