Quanex Building Products Corporation manufactures components primarily for the window and door (fenestration) industry, including insulating glass spacers, extruded vinyl profiles, window and door screens, and precision-formed metal and wood products for original equipment manufacturers (OEMs). The Company's segments include Engineered Products, International Extrusion, and Corporate & Other. Its Engineered Products segment consists of four operating segments focused on the fenestration market, primarily within North America. Its International Extrusion segment consists of a United Kingdom-based vinyl extrusion business. It also manufactures certain non-fenestration components and products, which include solar panel sealants, fencing, water retention barriers, hardware, and conservatory roof components. It serves a customer base in North America and the United Kingdom, and also serves customers in international markets through its operating plants in the United Kingdom and Germany.