ASTM C 1396/C1396M : 2017

1.1.1Gypsum wallboard, designed for use on walls, ceilings, or partitions and that affords a surface suitable to receive decoration.

1.1.2Predecorated gypsum board, designed for use as the finished surfacing for walls, ceilings, or partitions.

1.1.3Gypsum backing board, coreboard, and shaftliner board, designed for use as a base in multilayer systems or as a gypsum stud or core in semisolid or solid gypsum board partitions, or in shaft wall assemblies.

1.1.4Water-resistant gypsum backing board, designed primarily to be used as a base for the application of ceramic or plastic tile on walls or ceilings. This product is also suitable for decoration.

1.1.5Exterior gypsum soffit board, designed for use on exterior soffits and carport ceilings that are completely protected from contact with liquid water.

1.1.6Gypsum sheathing board, designed for use as sheathing on buildings.

1.1.7Gypsum base for veneer plaster, designed for use as a base for the application of gypsum veneer plaster.

1.1.8Gypsum lath, designed for use as a base for the application of gypsum plaster.

1.1.9Gypsum ceiling board, designed for use on interior ceilings with framing spaced not more than 24 in. [610 mm] on center and that affords a surface suitable to receive water-based texture and other decoration. This product is also suitable for use on interior walls.