A Double Glazing Spacer Bar Is A Component Used In Double-Glazed Windows To Separate The Two Panes Of Glass And Maintain The Gap Between Them. Made From Materials Like Aluminum, Stainless Steel, Or Plastic, Often With A Desiccant To Absorb Moisture. Designed To Provide A Thermal Break And Minimize Heat Transfer Between The Panes. Used In The Manufacture Of Double-Glazed Windows For Residential, Commercial, And Industrial Applications.