This specification covers predecorated gypsum board which is designed to be used as the finished surface for walls or ceilings.
NOTE 1 - Specification C 840 contains application procedures for pre-decorated gypsum board.
The values stated in inch-pound units are to be regarded separately as the standard. Within the text, the SI units are shown in brackets. The values stated in each system shall be used independent of the other. Values from the two systems shall not be combined.
The following safety hazards caveat pertains only to the test method portion, Section 10 of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
The text of this specification references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.
Footnote * - A Summary of Changes section appears at the end of this standard.