Roof metal sheets come in various dimensions, typically measured in length, width, and thickness. Standard sizes often vary depending on the type and style of roofing. Common widths for metal sheets can range from 26 to 48 inches, while lengths can extend upwards of 20 feet or more, depending on factory capabilities and customer specifications. The thickness of the metal, usually measured in gauges, also plays a crucial role in determining the sheet's strength and applicability. A thicker gauge indicates a more durable material but at a higher weight.