Light weigh curtain wall material terracotta panels have rich specifications. The clay facade panel’ thickness 18mm, 22mm are most popular for architectural designer, because they are easy installation and easy maintenance. It is very practical and safe, with different specifications and sizes for your choice. Special structures such as diamond, square, cavity, trapezoid, plum-blossom, all can be customized. Paneltek panels consist of natural, sand, grooved surface, louver and many special elements. Architects can achieve visual impact.