The Store Fronts-Materials & Supplies (Wholesale) industry involves the wholesale distribution of materials and supplies used in the construction of store fronts. These materials and supplies include glass, aluminum, steel, and other materials used in the fabrication of storefront systems. Companies in this industry typically sell their products to contractors, architects, and other businesses involved in the construction of commercial buildings. The industry is highly competitive, with companies competing on price, quality, and customer service. Many companies in this industry specialize in a particular type of storefront system, such as curtain walls or storefront doors. Others offer a range of products to meet the needs of different customers. The demand for storefront materials and supplies is closely tied to the overall health of the construction industry. When construction activity is high, demand for storefront materials and supplies tends to be strong. Conversely, when construction activity is low, demand for these products may decline. Overall, the Store Fronts-Materials & Supplies (Wholesale) industry plays an important role in the construction of commercial buildings, providing the materials and supplies necessary to create attractive and functional storefronts.