This document provides information about PROFILE22's part numbering system and profile identification for casement windows. It explains that profile part numbers indicate the foil finish, substrate color, and whether the foil is on one or both faces. Profiles are marked with information including the European standard, extrusion line, date and time of production, profile part number, climatic zone rating, and wall thickness. The document recommends checking the complete PROFILE22 product catalogue for additional parts.