It is a retail store design and office project with a total area of 6.000 m2 with 3 store floors, designed for Afeks, a Bursa-based company that sells building materials and household products. Store floors which offer sales service in 30 different product categories in total, consist of a wide range of products starting from white goods, kitchen, bathroom solutions, floor coverings, doors, decoration products, lighting, accessories and construction market. This wide range of products and the unique display needs of categories have been the most important design data that determines the store design concept. That’s why a categorical space organization is aimed and the differentiation is emphasized by the help of unique architectural design.