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2. Polycarbonate - Wikipedia

   en.wikipedia.org/wiki/Polycarbonate

   The characteristics of polycarbonate compare to those of polymethyl methacrylate (PMMA, acrylic), but polycarbonate is stronger and will hold up longer to extreme temperature. Thermally processed material is usually totally amorphous, [ 7 ] and as a result is highly transparent to visible light , with better light transmission than many kinds ...

3. Twinwall plastic - Wikipedia

   en.wikipedia.org/wiki/Twinwall_plastic

   Twinwall Polycarbonate sheeting is primarily installed with glazing bars, which secure the sheets down to the frame, whether timber, metal or other framing material. The type of glazing bar used it critical for the strength of the roof and depends on the thickness of polycarbonate and structure design.

4. List of commercially available roofing materials - Wikipedia

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

   Roofing material is the outermost layer on the roof of a building, sometimes self-supporting, but generally supported by an underlying structure. A building's roofing material provides shelter from the natural elements. The outer layer of a roof shows great variation dependent upon availability of material, and the nature of the supporting ...

5. Poly(methyl methacrylate) - Wikipedia

   en.wikipedia.org/wiki/Poly(methyl_methacrylate)

   Attenuation being quite strong for distances over one meter (more than 90% intensity loss for a 3000 K source), [36] acrylic broadband light guides are then dedicated mostly to decorative uses. Pairs of acrylic sheets with a layer of microreplicated prisms between the sheets can have reflective and refractive properties that let them redirect ...

6. Thermoplastic - Wikipedia

   en.wikipedia.org/wiki/Thermoplastic

   Polycarbonate (PC) thermoplastics are known under trademarks such as Lexan, Makrolon, Makroclear, and arcoPlus. They are easily worked, molded, and thermoformed for many applications, such as electronic components, construction materials, data storage devices, automotive and aircraft parts, check sockets in prosthetics, and security glazing.

7. Owens Corning Upgraded On Strong Insulation, Roofing ... - AOL

   www.aol.com/news/owens-corning-upgraded-strong...

   Industry checks indicate that Owens Corning (NYSE: OC ) has initiated an 8% residential insulation price hike in the US for both loose-fill and batt and roll, effective Jan. 13, 2020, while ...