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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

    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.

  4. Flat roof - Wikipedia

    en.wikipedia.org/wiki/Flat_roof

    A flat roof is the most cost-efficient roof shape as all room space can be used fully (below and above the roof). Having a smaller surface area, flat roofs require less material and are usually stronger than pitched roofs. [27] This style roof also provides ample space for solar panels or outdoor recreational use such as roof gardens.

  5. Covering (construction) - Wikipedia

    en.wikipedia.org/wiki/Covering_(construction)

    DTU 40.36 Pre-painted or Non-pre-painted Aluminum Sheet Roofing; DTU 40.41 Roofing with Metal Elements in Zinc Sheets and Long Sheets; DTU 40.44 Roofing with Metal Elements in Stainless Steel Sheets and Long Sheets; DTU 40.45 Roofing with Metal Elements in Copper Sheets and Long Sheets; DTU 40.46 Lead Roofing on Continuous Support

  6. Corrugated galvanised iron - Wikipedia

    en.wikipedia.org/wiki/Corrugated_galvanised_iron

    Corrugated galvanised iron (CGI) or steel, colloquially corrugated iron (near universal), wriggly tin (taken from UK military slang), pailing (in Caribbean English), corrugated sheet metal (in North America), zinc (in Cyprus and Nigeria) or custom orb / corro sheet (Australia), is a building material composed of sheets of hot-dip galvanised ...

  7. Bituminous waterproofing - Wikipedia

    en.wikipedia.org/wiki/Bituminous_waterproofing

    ASTM D226 / D226M Standard — 09: Specification for Asphalt-Saturated Organic Felt Used in Roofing and Waterproofing. [7] Type I - #15 or 15 lb. perforated or non-perforated; Type II - #30 or 30 lb. perforated or non-perforated; ASTM D4869 / D4869M Standard — Specification for Asphalt-Saturated Organic Felt Underlayment Used in Steep Slope ...

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