... × 3300mmRequirements of building tempered glass between the largest and smallest sizes are all available.Thickness: 3, 4, 5, 6, 8, 10, 12, ... 15, 19 mm. Common thickness of building tempered glass are 5 and 6mm Tempered Glass StairsWith the development of ... .Thickness: 3, 4, 5, 6, 8, 10, 12, 15, 19 mm. Common thickness of building tempered glass are 5 and 6mm Tempered Glass Stairs