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ASTM C991-00

Historical Revision

Standard Specification for Flexible Fibrous Glass Insulation for Metal Buildings

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1.1 This specification covers the classification, composition, and physical properties of flexible glass fiber insulation for use as interior surface of walls and roofs of metal buildings.

1.2 The basic insulation blanket is designed to be post-processed by a laminating process that applies an adhesive bonded facing to provide the interior finish and vapor retarder requirements for the building envelope.

1.3 The thermal values measured in accordance with this specification for both pre-processed and post-processed insulation are for the insulation only and do not include the effects of air-film surface resistance, changes in mean temperature, or compression of insulation at the framing members of the building, through metal conductance of fasteners and other parallel heat-transfer paths due to design or installation techniques.

1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.

1.5 The following safety caveat pertains to the Test Method section 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.


SDO ASTM: ASTM International
Document Number C991
Publication Date Nov. 10, 2000
Language en - English
Page Count 3
Revision Level 00
Supercedes
Committee C16.23
Publish Date Document Id Type View
May 1, 2023 C0991-23 Revision
May 1, 2016 C0991-16 Revision
April 15, 2015 C0991-15 Revision
May 1, 2008 C0991-08E01 Revision
May 1, 2008 C0991-08 Revision
Oct. 1, 2003 C0991-03 Revision
Nov. 10, 2000 C0991-98 Revision
Nov. 10, 2000 C0991-00 Revision