History of Rain Gutter ChainsGutter Rain chains were first conceived in Japan as a way to harvest rain water for later use. This idea is quickly regaining strength in the U.S. and is continuing to make its presence felt all over the globe. Rain chains reinforce the re-use of rain water and are designed with this idea in mind. As a way of continuing the tradition of harvesting rain water and giving back to the environment, rain chains copper material is highly compatible with the environment and strives to continue its Eco-friendly assurance. This declaration has resulted in a wide spread use of rain chains throughout the country and adorns all types of architectural construction.