In this sense, FugaLine Söve Yapı, with its knowledge and experienced staff in the insulation and sheathing sector, has understood the needs of the sector and, in line with these needs, has developed jamb systems produced by processing Expanded Polystyrene (EPS) and Extruded Polystyrene (XPS) materials, which are also thermal insulation materials, on CNC machines and coating them with acrylic-based jamb plaster.