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GlasRoc Sheathing CertainTeed
GlasRoc Sheathing Fastening Patterns. Fastening patterns and other detailed information for the recommended handling, storage, and application of gypsum sheathing can be found in the attached documents and in the following GA installation specification guides: GA253 Application of Gypsum Sheathing, GA254 Fire Resistant Gypsum Sheathing, GA216 Application and Finishing of Gypsum Board.