It is also used as exterior sheathing and in exterior stucco systems. In 1998, National Gypsum acquired Unifix, Inc., a Canadian manufacturer of cement backerboard with operations in Bromont ...

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The plant will become just the second U.S. plant for MgO panels used in wall and floor applications, following US MgO’s first plant currently under construction in nearby Wilmington.

THE Tariff Commission has begun public hearings into dumping allegations against Thai gypsum board imports, which were provisionally slapped with a safeguard duty by the Department of Trade and ...

Depending on the type of sheathing, it can also provide bracing, insulation or a nailing surface for siding materials. Sheets of plywood, OSB, gypsum and extruded polystyrene are a few common ...

Weather Defence is a great alternative to cement-based external sheathing boards ... Due to its dense gypsum core Weather Defence can help reduce external noise from entering the building.