Copper Roof Patina Process
The copper roof starts out salmon pink brown and makes it s way to the statue of liberty bright green.
Copper roof patina process. Copper roofing is bright pink to begin with and in time it can gain a brownish color and then a nice blue green patina. Link to product info on amazon with a bristle brush and a spray bottle protect your hands. When allowed to age naturally copper can take years to develop what s called the verdigris patina especially in dry climates. Areas with precipitation of a ph less than 5 5 will age copper much faster than alkaline climates.
It may take many years for the green patina to occur. The patina is due to the process of oxidation and the sulfur particles in the atmosphere. Copper roofing and gutters are slow to patina here in the desert with our dry hot climate. If you want your roof to look 100 years old overnight just clean it with wright s copper cream affil.
It s remarkably common to hear people ask about copper roof options and whether a patina is inevitable. The patina process starts the minute the copper is exposed to air and moisture and over time a very thin layer of corrosion develops on the copper which helps protect it against the elements and degradation. Not enough time has elapsed to really bring out the patina. A solution is being applied to copper panels to accelerate patination aging process for copper.
Buffing is a big part of the cleaning process. This will make your roof a nice patina green in hours. Link to product info on amazon then take 0000 steel wool affil. So when does it go green.
However some people prefer the newer look of copper and this can be restored with the help of products and a little elbow grease. When roof is dry and clean apply straight muriatic acid affil. Conversely a copper roof will take longer to get its patina in dry and arid areas. Acidity in the air or acid rain also have a big effect on copper roof patina progression.
Copper roof patina process will it go green. Coppers natural patina occurs as a gradual progression depending on the coppers physical orientation and the local weather and pollution levels on a grading scale of lighter and lighter greens. When copper reacts with the oxygen in the air copper oxide cuo is formed giving the copper a greenish color which some people desire for its classical look. Acid washing the copper will make the green patina happen.
Washing the copper with different solutions can accelerate the natural patina process. Link to rockler and rub gently. During the first few months of exposure a copper roof will begin to darken and develop a dirty grayish brown tone that. Copper changes color much faster in damp and humid climates.
Copper roofs last more than 100 years due to oxidation and the patina that forms on the surface of the copper. This process will take several months or years depending on the atmospheric conditions in your area.