This European Standard specifies the requirements and test procedures for durability, strength, security and function of Tilt&Turn, Tilt-First and Turn-Only hardware components or sets for windows and balcony doors in accordance with common application as shown in Annex A of prEN 13126-1. For other applications refer to EN 12519. By means of this European Standard, the user of recognized tested hardware can presume, that with correct usage, the Tilt&Turn, Tilt-First or Turn-Only hardware components or sets for windows and balcony-doors conforms to prescribed requirements. NOTE To maintain the guaranteed characteristics during the utilization period, it is necessary to comply with the manufacturers product information as well as the manufacturers maintenance and service instructions in a manner that can be proven.