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2. White Portland cement - Wikipedia

   en.wikipedia.org/wiki/White_Portland_cement

   White concrete usually takes the form of pre-cast cladding panels, since it is not economical to use white cement for structural purposes. White Portland cement is also used in combination with inorganic pigments to produce brightly colored concretes and mortars. Ordinary cement, when used with pigments, produces colors that may be attractive ...

3. List of commercially available roofing materials - Wikipedia

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

   Concrete roofing is composed of concrete reinforced with fibers of some sort. Structural concrete can also be used for flat roof constructions. There are three main categories, precast/prestressed, cast-in-place and shell. There are many types of precast/prestressed concrete roofing. The following are the most common types. [8]

4. Reflective surfaces (climate engineering) - Wikipedia

   en.wikipedia.org/wiki/Reflective_surfaces...

   White Roof Project is a US nationwide initiative [73] that educates and empowers individuals [74] to coat rooftops white. The program's outreach [75] has helped complete white roof projects in more than 20 US states and five countries, engaged thousands in volunteer projects, and sponsored the coating of hundreds of nonprofit and low-income ...

5. Flat roof - Wikipedia

   en.wikipedia.org/wiki/Flat_roof

   A TPO roof membrane consists of three layers: a TPO polymer base, a polyester reinforcement scrim middle layer, and a TPO polymer top ply, which are heat-fused at the factory. TPO roof membranes typically come in three standard thicknesses: 45-mil, 60-mil, and 80-mil. Standard TPO membrane colors are white, grey, and tan, with custom colors ...

6. Grouted roof - Wikipedia

   en.wikipedia.org/wiki/Grouted_roof

   It was not manufactured until the 1870s and so this style of roof is newer than the first use of grouting, even with cement. William [7] describes the used of barbed wire as being a twentieth century development, and derived from the earlier 'roped thatch' technique, where a roof of thatched straw or reed would be retained by straw ropes over ...

7. Roof coating - Wikipedia

   en.wikipedia.org/wiki/Roof_coating

   Roof coatings can add 25 years to the service life of a roof and reduce the amount of discarded roofing materials that end up in landfills. The infrared image on the right shows 79 °C (174 °F) on the uncoated (black) section of the modified bitumen roof. The coated (white) section is 26 °C (79 °F).