Below you will everything about bronze standing seam metal roof. Bronze refers more to the color, but in essence it is still copper alloy.
Copper is an inert metal that does not undergo oxidative reactions, so it does not corrode. The bronze roof has a light weight, resistance to temperature transformations, to precipitation and other negative external factors. The life of the bronze roof is 100-200 years, but there are examples when it served much longer. The bronze standing seam system is comprised out of rolled copper sheets.