The completely concealed hinge system TECTUS carries loads of up to 300 kg, facilitates an opening angle of 180 degrees and can be used on wooden, steel and aluminium frames. TECTUS ideally integrates unrebated doors in linear room concepts which feature surface-flush appearances. TECTUS’s three-dimensional adjustability and maintenance-free slide bearing technology is used on high-quality residential doors and functional heavy duty doors. The demand to also fit doors with additional electronic equipment for more operating comfort and security is steadily growing. Different versions of cable feedthroughs enable the integration of motor locks, access and door control systems and also multimedia elements.