Profile: Sapa Building Systems Ltd. specializes in aluminum systems. Our products include curtain walling, solar control, protection systems, sliding systems and ground floor treatments. Our Elegance 52 is a comprehensive curtain wall system that combines technology & design with the demands of contemporary building architecture and construction. It is used in vertical, sloped or roof applications. Elegance 72 is a unitized curtain walling system that brings together the benefits of factory production control and speed of installation on site. Our Elegance SC solar shading offers building designers a fully integrated solar control solution for facades with window, screening and curtain walling elements.