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2. Medium density overlay panel - Wikipedia

   en.wikipedia.org/wiki/Medium_density_overlay_panel

   It is a plywood product, with a paper face overlaid on the plywood substrate with an exterior grade (usually) phenolic adhesive. MDO is designed to have a smooth, paint-receptive surface. One or both faces can be surfaced with paper, and is produced in 4-foot-by-8-foot sheets from 3 ⁄ 8 inches to over 3 inches in thickness.

3. Plywood - Wikipedia

   en.wikipedia.org/wiki/Plywood

   The sizes of the most commonly used plywood sheets are 4 by 8 feet (1,220 mm × 2,440 mm) [20] which was first used by the Portland Manufacturing Company, who developed modern veneer core plywood for the 1905 Portland World Fair. A common metric size for a sheet of plywood is 1200 × 2400 mm. 5 × 5 feet (1,500 × 1,500 mm) is also a common ...

4. Hardboard - Wikipedia

   en.wikipedia.org/wiki/Hardboard

   A product resembling hardboard was first made in England in 1898 by hot pressing waste paper. [8] In the 1900s, fiber building board of relatively low density was manufactured in Canada. At around the same time the first commercially produced MDF was developed in 1966 in Deposit, New York, United States. In the early 1920s, improved methods of ...

5. Medium-density fibreboard - Wikipedia

   en.wikipedia.org/wiki/Medium-density_fibreboard

   A sample of MDF. Medium-density fibreboard (MDF) is an engineered wood product made by breaking down hardwood or softwood residuals into wood fibre, often in a defibrator, combining it with wax and a resin binder, and forming it into panels by applying high temperature and pressure. [1]

6. Engineered wood - Wikipedia

   en.wikipedia.org/wiki/Engineered_wood

   Large self-supporting wooden roof built for Expo 2000 in Hanover, Germany. Engineered wood, also called mass timber, composite wood, man-made wood, or manufactured board, includes a range of derivative wood products which are manufactured by binding or fixing the strands, particles, fibres, or veneers or boards of wood, together with adhesives, or other methods of fixation [1] to form ...

7. Vapor barrier - Wikipedia

   en.wikipedia.org/wiki/Vapor_barrier

   Class II, Semi-impermeable (0.1-1 US perm, or 5.7-57 SI perm) – such as unfaced expanded or extruded polystyrene, OSB, fiber-faced isocyanurate, 30 pound asphalt-impregnated building papers, exterior oil-based paints, unfaced expanded polystyrene, 30 pound asphalt coated paper, plywood, bitumen coated kraft paper;