Green Patina Copper Roof

Copper roofs naturally turn green from exposure to the elements.

Green patina copper roof.

One subtle patina d copper second a green copper verdigris the last a blue patina on copper. And many of the nation s leading architects immediately specify copper as the no. The exterior of the statue of libertyis made of copper about the thickness of two pennies. The much admired natural protective coating of a blue green patina characterizes older copper roofs including ancient cathedrals as well as bronze statues and other copper metal surfaces exposed to the weather.

Copper roofs for green building a copper roof is an extremely efficient energy saving material compared to asphalt or stone shingles primarily relating to heat gain. Pre painted metal that looks like copper metal roofing that has been pre painted to look like copper is a growing favorite among architects and builders. The patina is due to the process of oxidation and the sulfur particles in the atmosphere. This process will take several months or years depending on the atmospheric conditions in your area.

Copper normally changes in appearance from a shiny red metal to a dull green. So many crafty ideas. 1 roofing choice for projects currently on their drawing boards. The copper roof starts out salmon pink brown and makes it s way to the statue of liberty bright green.

Copper can also turn gray brown or blue in some circumstances. This change occurs as a result of a chemical reaction between the copper moisture and oxygen referred to as oxidation. We re adding patina copper sheets to our stairs but first i needed to experiment to find the perfect copper patina recipe. 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.

This is why the statue of liberty for example is green rather than bright copper in color. Colors often include shades of copper green dark brown and turquoise. Wondering how to turn copper green. Many of america s early homes and public buildings still display the unmistakable greenish blue patina of aged copper on their roofs.

Eventually the roof will even out to a brilliant green. I ve got the copper patina solution recipes for you. Copper is a very distinctive impactful metal for the side cladding of buildings and offers a range of patinas and finishes for unique appeal. Because of the time required to achieve this much research has been done on artificial patination with varying success.

Here you ll find three. Copper roofing is bright pink to begin with and in time it can gain a brownish color and then a nice blue green patina. Polyurethane spray copper develops a protective light green patina over time when it is left outside.