View Historical Standards for C1177/C1177M:

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Document Designation and Title Year Select Item(s) C1177/C1177M Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing 06 C1177/C1177M Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing 04e1 C1177/C1177M Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing 04 C1177/C1177M Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing 01 C1177/C1177M Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing 99