Quanex Building Products Corporation is a component supplier to original equipment manufacturers (OEMs) in the building products industry. These components can be categorized as window and door (fenestration) components, and kitchen and bath cabinet components. Fenestration components include energy-efficient flexible insulating glass spacers, extruded vinyl profiles, window and door screens, and precision-formed metal and wood products. It also manufactures cabinet doors and other components for OEMs in the kitchen and bathroom cabinet industry. It also provides other non-fenestration components and products, which include solar panel sealants, trim moldings and other. It has three segments. NA Fenestration is focused on the fenestration market in North America. EU Fenestration manufactures vinyl profiles and conservatories, and the European insulating glass business manufacturing insulating glass spacers. NA Cabinet Components, comprising its cabinet door and components operations.