Stainless Steel Spacer Bar consists of stainless steel to form a cavity fordesiccant filling and to isolate two or more pieces of glass into insulating glassunit.Stainless Steel Spacer (HFSSS)is specially used for fireproof insulatingglass in the construction industry in recent years.It uses the only material asstainless steel with low expansion coefficient,low thermal conductivity andhigh temperature resistance characteristics,which is more suitable forfireproof glazing structure.