Once the metal is clean everbrite or protectaclear can be applied by several methods.
Keeping copper roof shiny.
Copper normally changes in appearance from a shiny red metal to a dull green.
This change occurs as a result of a chemical reaction between the copper moisture and oxygen referred to as oxidation.
Go through the entire cleaning and neutralizing process.
Why copper roofs change color.
Some copper roofing products come factory treated to keep your roof looking new and freshly cleaned.
Otherwise copper will do what it does best and quickly oxidize and turn green.
Do you want to keep your beautiful copper shiny and new.
Clean off residue or road grime with a mild solution of bleach and water.
Polyurethane treatment keeps a copper roof shiny for a few years but will require reapplying every so often.
Distilled water does not contain the minerals that could discolor the patina or harm the copper in the roof.
Any coating you put on it as someone recommended above lacquer varnish polyurethane etc will get small cracks in it as the copper and the finish expand and contract with changes in temperature.
That s what it does.
It can be sprayed on or.
Step 1 mix 3 cups of pure concentrated lemon juice with 1 cup of salt.
Start by rinsing your copper item in warm water.
The only way to prevent a copper roof from turning green is to prevent this reaction from occurring.
Using just a few simple household ingredients any homeowner can clean and shine almost any copper item.
The acids and oils in your hands will leave dark fingerprints.
And keeping your copper looking like new is merely a matter of sealing it against air and oils.
Copper can also turn gray brown or blue in some circumstances.
If you don t have distilled water you can boil water from your tap.
Use buckets of distilled water to rinse off the rest of the roof.
Wear gloves when touching the copper.
Rinse the roof with buckets of distilled water.
There truly is no permanent solution to this problem but only having to deal with it every 8 12 years is better than year in year out.
You cannot keep it shiny and new looking.
Regardless of which brand used keeping the copper shiny will eventually become a maintenance issue especially if it is an outdoor item.