B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/114
B32B 13/04 (2006.01) E04B 2/28 (2006.01) E04B 9/04 (2006.01) E04C 2/04 (2006.01)
Patent
CA 1091566
PREDECORATED GYPSUM WALLBOARD FOR IMPERMEABLE WALL ABSTRACT OF THE DISCLOSURE An exterior wall or a roof-ceiling structure having, on the interior side, a wallboard with a front face which forms the interior wall or ceiling surface and a back face, which is adhered to wall framing members. The back face has a paper-foil laminate which is adhered to the basic board back side, with the foil side of the laminate adhered directly to the basic board back side. The paper side of the laminate is adhered directly to the wall framing members.
286992
National Gypsum Company
Osler Hoskin & Harcourt Llp
LandOfFree
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