Quanex Building Products Corporation, together with its subsidiaries, provides engineered and aluminum sheet products worldwide. The company operates in two segments, Engineered Products and Aluminum Sheet Products. The Engineered Products segment produces window and door components for original equipment manufacturers (OEMs) that primarily serve the residential and commercial construction, and residential repair and remodel markets. Its products include vinyl window and door profiles; insulating glass spacer systems; window and patio door screens; aluminum cladding and other roll formed metal window components; door components, such as thresholds and astragals; patio doors and custom window grilles; trim and architectural moldings in various woods; thin film solar panel sealants; and engineered wood flooring. This segment sells its products through its direct sales force, as well as through distributors and independent sales agents. The Aluminum Sheet Products segment engages in reducing hot-rolled aluminum sheets to specific gauge, annealing, slitting, and custom coating. Its products are used in customer end-use applications, which comprise residential windows and screens, patio doors, exterior home trim, fascias, roof edgings, soffits, downspouts, and gutters, as well as in transportation market. This segment markets its products to OEM and distribution customers through direct and indirect sales representatives. The company is based in Houston, Texas.