Product Overview This K-shaped clip is a specialized facade support fastener engineered for porcelain and ceramic curtain wall systems, and is primarily suited to thin panels. Manufactured from aluminum, it is lighter than steel and is the preferred choice for foreign-trade curtain wall projects. Each clip is stamped and bent as a single piece, then given a brushed surface finish that is smooth and burr-free. The result is a component with strong salt-spray and rust