Since 2006, GEVISS hardware developed by HIMSAN ALUMINYUM has occupied a worthy niche in the market of tilt&turn systems in such countries as: Serbia, Slovenia, Turkey, Ukraine, Hungary, Romania, Belarus, Czech Republic, Germany and Russia. The GEVISS system makes it possible to implement turn, tilt-and-turn, fanlight, shtulpovy and tilt-slide methods of opening window structures. GEVISS hardware is made of high quality, galvanically galvanized, chromated and passivated steel. The fittings are universal and do not depend on the direction of opening the wings.

The locking trunnions of the fittings are correctly distributed, there are pressure points in the region of the upper loop and adjustment of the clamp of the lower loop, which distinguishes this fittings from analogues. The system has many additional elements, including those that allow the production of anti-burglary windows.

The quality of the hardware is confirmed by certificates of conformity GOST and ROSENHEIM.