60mm. Our series with profile width has 3 and 4 chambers. It has a special design thanks to its softline appearance and soft radii.In addition, double nails are left in the hinge fastening areas of the case, providing superior strength. Due to the smoothness of the corners, it is easy to maintain after the joinery is installed. It complies with new technical specifications thanks to its 3- and 4-chamber system. Thanks to our lath alternatives, production can be made according to various glass sizes. Trouble-free water discharge thanks to its angled and outward inclination. Technical Data: Uf Value = 1.5 W/m2K Sound insulation : 46 dB Theft Protection : WK2