Work Item
ASTM WK89901

Revision of C1178/C1178M-18 Standard Specification for Coated Glass Mat Water-Resistant Gypsum Backing Panel


Rewording of Section 4.1 in order to provide better clarity. Re-wording will not cause any technical differences.
Update sections 5.2.1, 5.2.2 & 5.2.3 to ' nominal thickness' to be consistent with term in terminology section.
Remove terms already defined in C11 terminology.


Developed by Subcommittee: C11.01

Committee: C11

Staff Manager: Jamie Huffnagle

Work Item Status

Date Initiated: 03-07-2024

Technical Contact: Rathisha Sabaratnam

Item: 000