1.1 This specification covers the requirements for flat heat-strengthened and flat fully tempered coated and uncoated glass used in general building construction.

1.2 The dimensional values, except thickness designations, stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

1.3 The following safety hazards caveat pertains only to the test method portion, Section 11, of this specification: This standard does not purport to address 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.