ASTM C442

Full Name

ASTM C442 – Standard Specification for Gypsum Backing Board, Gypsum Coreboard, and Gypsum Shaftliner Board

Scope

This specification covers gypsum board designed to be used as a base in multilayer systems, as a gypsum stud or core in semi-solid or solid gypsum board partitions, or in shaftwall assemblies.

Keywords

backing board; coreboard; gypsum; shaftliner; type X

Resources

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