Copper gutters have a unique characteristic where they develop a natural patina over time. Initially, when new, copper gutters have a shiny and bright appearance, but as they are exposed to the elements, they undergo a process called oxidation. This results in the formation of a greenish-brown patina on the surface of the copper.
The patina that forms on copper is often considered desirable by many homeowners and architects. It adds character and a sense of elegance to the building. The patina also acts as a protective layer, helping to prevent further corrosion and extending the lifespan of the gutters.
While some people appreciate the weathered look of aged copper gutters, others prefer the initial shine. If you prefer the bright appearance of new copper, there are ways to slow down the development of the patina. Regular cleaning and maintenance can help maintain the original look, but it may still gradually weather over time.
It's important to note that the rate of patina development can vary depending on factors such as the local climate, exposure to sunlight, and environmental conditions. If you find the current appearance of your neighbor's copper gutters unappealing, it could be due to the natural weathering process. However, if the copper gutters appear damaged or corroded beyond the typical patina, it might be worth consulting with a professional to assess their condition and provide appropriate recommendations.