spider is another type of building facade. in this system, glasses held on the facade with fittings. vertical and horizontal profiles are not visible on this system. spider fittings hold the glass with clamping system or fixed point systems. but also these fittings must be connected to a structure too, such as glass structures (fin glass), steel pipes, metal sheets, steel truss, cable and etc.
In the spider system, you can also use double-glazed windows, in this case, the Sleeve and O-Ring are used in the glass drilling parts.