Perforated metal may be used to create building facades, flooring, stairs, lighting and furniture. The material offers a unique combination of form and function in the design world with its infinite variations of pattern design, gauge sizes, and material options. The perforated metal sheet is a highly versatile material that can be used in various industries. Also known as perforated sheet, perforated metal panel, or perforated plate, the metal sheet is punched with multipleholes to give a surface area that allows air, light, liquid, and sound to pass through.