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2. List of commercially available roofing materials - Wikipedia

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

   Standing-seam metal roof with concealed fasteners. Mechanically seamed metal with concealed fasteners contains sealant in seams for use on very low sloped roofs, suitable for roofs of low pitch such as 0.5/12 to 3/12 pitch. Flat-seam metal with or without soldered seams. Steel coated with a coloured alloy of zinc and aluminium. Stone-coated ...

3. Metal roof - Wikipedia

   en.wikipedia.org/wiki/Metal_roof

   Metal roofs can last up to 100 years, with installers providing 50-year warranties. [citation needed] Because of their longevity, most metal roofs are less expensive than asphalt shingles in the long term. [10] Metal roofing can consist of a high percentage of recycled material and is 100% recyclable. [11]

4. Roof shingle - Wikipedia

   en.wikipedia.org/wiki/Roof_shingle

   A shingle roof in Zakopane, Poland. With an area of 6000 m 2 (1½ acres), it was one of the largest wooden shingle roofs in Europe. A roof’s shingles are a roof covering consisting of individual overlapping elements. These elements are typically flat, rectangular shapes laid in courses from the bottom edge of the roof up, with each successive ...

5. List of roof shapes - Wikipedia

   en.wikipedia.org/wiki/List_of_roof_shapes

   Neo-Mansard, Faux Mansard, False Mansard, Fake Mansard: Common in the 1960s and 70s in the U.S., these roofs often lack the double slope of the Mansard roof and are often steeply sloped walls with a flat roof. Unlike the Second Empire, where upper story windows were contained within dormers, Neo-Mansard roofs have window openings cut through ...

6. Flat roof - Wikipedia

   en.wikipedia.org/wiki/Flat_roof

   A flat roof is a roof which is almost level in contrast to the many types of sloped roofs. The slope of a roof is properly known as its pitch and flat roofs have up to approximately 10°. [ 1 ] Flat roofs are an ancient form mostly used in arid climates and allow the roof space to be used as a living space or a living roof .

7. Roof pitch - Wikipedia

   en.wikipedia.org/wiki/Roof_pitch

   Display of roof pitches 1:12 through 18:12 A roof made of thatch, one of the oldest roofing materials, needs a steep pitch to drain properly Some types of stone roof have a very restrictive roof pitch, which can lead to leaking Working on roofs with pitches too steep for safety requires a staging of scaffolding boards secured with roof brackets A pitch gauge measuring the slope of an asphalt ...