How To Care For Copper Sink Patina

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Copper patina is a description of the long-term effects of the atmosphere on copper. The environment attacks the surface of the copper, which causes it to oxidize. This is known as weathering. In time, the weathering creates a patina coverage that resists these corrosive atmospheric components. Weathering is dependent on the environment. Dry environments take much longer to react than moist ones. If an environment is too dry, the patina will not form. The bright copper appearance lasts only a brief time in most conditions. Over a period of months, the copper will darken and will remain this way for about five years. The “statue of liberty” patina does not develop around the 15th year or so.

Some manufacturers offer a lacquered finish which will wear off in time. Ultimately, the best finish is the patina, which is antibacterial and easy to maintain. In time, copper will darken to the color of an old penny. Keep in mind that copper never ages evenly. Copper kitchen sinks do not turn green, despite popular belief. If you are looking for a uniform patina in a copper sink, rethink your choice. To form an even patina in a copper sink is simply impossible. If you are considering a copper sink with no finish at all, or raw copper, be patient. Natural copper will not age overnight. It will take weeks or months for this process to occur. When the copper becomes caramel colored, it will look luxurious and be easy to care for.

They way you should take care of your copper sink depends on the kind of patina it has developed. For a natural copper finish, you only need to clean it with soap and water. If you want to keep the natural copper look without allowing a patina to form, you can buy special wax to apply periodically to seal the finish. Soap and water is also recommended for sinks that already had a patina when they were installed. Whether the sink already had a patina or you allowed it to develop one, acidic foods can remove a small portion of the patina. If this happens, just leave that section alone, as it will develop a patina to match the rest of the sink in time. Specially made cleaners are available for copper sinks that are polished but should not be used on other kinds of copper. A copper sink should always be kept dry after use. If you do notice water spots, don’t worry, as they will eventually disappear.

Never use an abrasive cleaner as this will affect the patina and could scratch the surface. Foods that are high in acid such as citrus fruits shouldn’t be left in the copper sink, because they will create shiny patches. Keep in mind that copper is a natural material and has the ability to heal itself. Keep the damaged area free of wax, allowing the elements to recreate the patina.You can find accessories for your copper sink at any home improvement store or online. Accessories such as copper fittings, faucets and drains can be purchased at a local plumbing supply store or online.

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