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2. List of commercially available roofing materials - Wikipedia

   en.wikipedia.org/wiki/List_of_commercially...

   Ceramic tile. Tile roofing traditionally consists of locally available materials such as clay, granite, terracotta or slate, though many modern applications contain concrete. Imbrex and tegula, style dating back to ancient Greece and Rome. Monk and nun, a style similar to Imbrex and tegula, but basically using two Imbrex tiles.

3. Polycarbonate - Wikipedia

   en.wikipedia.org/wiki/Polycarbonate

   Polycarbonate. Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent. They are easily worked, molded, and thermoformed. Because of these properties, polycarbonates find many ...

4. GAF Materials Corporation - Wikipedia

   en.wikipedia.org/wiki/GAF_Materials_Corporation

   GAF Materials Corporation. GAF is an American manufacturing company based in Parsippany, New Jersey. [1] Operating as a subsidiary of Standard Industries, GAF is the leading roofing and waterproofing manufacturer in North America, with 30 locations across the U.S. GAF produces both commercial and residential roofing products, as well as ...

5. Metal roof - Wikipedia

   en.wikipedia.org/wiki/Metal_roof

   Standing seam metal roof. A metal roof is a roofing system featuring metal pieces or tiles exhibiting corrosion resistance, impermeability to water, and long life. It is a component of the building envelope. The metal pieces may be a covering on a structural, non-waterproof roof, or they could be self-supporting sheets.

6. Sandwich panel - Wikipedia

   en.wikipedia.org/wiki/Sandwich_panel

   A sandwich panel is any structure made of three layers: a low-density core (PIR, mineral wool, XPS), and a thin skin-layer bonded to each side. Sandwich panels are used in applications where a combination of high structural rigidity and low weight is required. The structural functionality of a sandwich panel is similar to the classic I-beam ...

7. Asphalt roll roofing - Wikipedia

   en.wikipedia.org/wiki/Asphalt_roll_roofing

   Roll roofing is usually restricted to a lightweight mat compared to shingles, as it must be rolled for shipment. Rolls are typically 36 inches (91 cm) by 33 feet (10 m) in size. [citation needed] Due to its light weight compared to shingles, roll roofing is regarded as an inexpensive, temporary material. Its broad width makes it vulnerable to ...