The bearings used in the system are specially made and each one is formed of 4 bearings
8 bearings move every wing
Corner devices made with special moulds in the traverses for the top-level windows’ housings reduce the chance of errors occurring during installation to zero
The aluminium used in the frame is 5mm thick.
The weight of the system per m2 is 40 – 44kg.
The maximum usable height is 4000mm
The width used on the wings is 1000mm
The system is non-threshold and works without a support below. It is hung from above.
When closed the system affords complete security thanks to locks
Windows are 10mm and tempered
There are side aluminium wings pressing against the side frame. In this way the imperviousness is multiplied
The maximum usable height for the Butterfly series is 3000mm, and 800mm width.
The Butterfly series works centrally with 4 individual bearings
It does not require ceiling operations or iron framework because there is no parking area
The greatest difference of the Butterfly series is that is is gathered in the corner of your choice.
There are installation and cost advantages to the Butterfly series.
The windows are mounted to the top bases using bolts.
The silicon used contains an antibacterial material which prevents bacteria forming.
