Achieving a quality patina in our desert climate.
Copper roof patina process.
Areas with precipitation of a ph less than 5 5 will age copper much faster than alkaline climates.
Copper roofing and gutters are slow to patina here in the desert with our dry hot climate.
This will make your roof a nice patina green in hours.
Link to product info on amazon with a bristle brush and a spray bottle protect your hands.
For instance a simple salt water bath will start the natural tarnishing to start.
Link to rockler and rub gently.
Washing the copper with different solutions can accelerate the natural patina process.
So when does it go green.
Buffing is a big part of the cleaning process.
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.
The patina is due to the process of oxidation and the sulfur particles in the atmosphere.
It s remarkably common to hear people ask about copper roof options and whether a patina is inevitable.
Copper roofing is bright pink to begin with and in time it can gain a brownish color and then a nice blue green patina.
This process will take several months or years depending on the atmospheric conditions in your area.
Not enough time has elapsed to really bring out the patina.
When allowed to age naturally copper can take years to develop what s called the verdigris patina especially in dry climates.
Acidity in the air or acid rain also have a big effect on copper roof patina progression.
Copper changes color much faster in damp and humid climates.
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.
Copper roofs last more than 100 years due to oxidation and the patina that forms on the surface of the copper.
Acid washing the copper will make the green patina happen.
The copper roof starts out salmon pink brown and makes it s way to the statue of liberty bright green.
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.
Copper roof patina process will it go green.
If you want your roof to look 100 years old overnight just clean it with wright s copper cream affil.
It may take many years for the green patina to occur.
Conversely a copper roof will take longer to get its patina in dry and arid areas.
The patina process of copper is completely natural and one of the big draws for people who like its look.
During the first few months of exposure a copper roof will begin to darken and develop a dirty grayish brown tone that.
When roof is dry and clean apply straight muriatic acid affil.
