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2. Copper in architecture - Wikipedia

   en.wikipedia.org/wiki/Copper_in_architecture

   Leaking gutters and downspouts can cause serious damage to a building's interior and exterior. Copper is a good choice for gutters and downspouts because it makes strong leak-proof joints. Gutters and downspouts made with copper are expected to outlast other metal materials and plastics.

3. Black oxide - Wikipedia

   en.wikipedia.org/wiki/Black_oxide

   Black oxide for copper, sometimes known by the trade name Ebonol C, converts the copper surface to cupric oxide. For the process to work the surface has to have at least 65% copper; for copper surfaces that have less than 90% copper it must first be pretreated with an activating treatment. The finished coating is chemically stable and very ...

4. Metal roof - Wikipedia

   en.wikipedia.org/wiki/Metal_roof

   Ceramic coatings can be applied on metal roof materials to add heat-reflective properties. Most ceramic coatings are made from regular paint with ceramic beads mixed in as an additive. Coatings are sometimes applied to copper. [21] [22] Clear coatings preserve the natural color, warmth, and metallic tone of copper alloys. Oils exclude moisture ...

5. List of RAL colours - Wikipedia

   en.wikipedia.org/wiki/List_of_RAL_colours

   LRV, but a consistent light reflectance value is not obtainable from pearlescent or metallic colours; ... Pearl copper #773C27: 75.89: 125: 64: 49: 11.84° ...

6. Architectural metals - Wikipedia

   en.wikipedia.org/wiki/Architectural_metals

   Copper belfry of St. Laurentius church, Bad Neuenahr-Ahrweiler Metals used for architectural purposes include lead, for water pipes, roofing, and windows; tin, formed into tinplate; zinc, copper and aluminium, in a range of applications including roofing and decoration; and iron, which has structural and other uses in the form of cast iron or wrought iron, or made into steel.

7. Prepainted metal - Wikipedia

   en.wikipedia.org/wiki/Prepainted_metal

   According to EN 13523-0, a prepainted metal (or coil coated metal) is a ‘metal on which a coating material (e.g. paint, film…) has been applied by coil coating’.When applied onto the metallic substrate, the coating material (in liquid, in paste or powder form) forms a film possessing protective, decorative and/or other specific properties.