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ASTM D4990-97a(2013)

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ASTM D4990-97a(2013) Standard Specification for Coal Tar Glass Felt Used in Roofing and Waterproofing

standard by ASTM International, 05/15/2013

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1.1This specification covers glass felt impregnated with coal tar intended to be used with coal tar pitch conforming to the appropriate requirements of Specification D450 in construction of built-up roofs and in the construction waterproofing systems.

1.2The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.3The following safety hazards caveat pertains only to the test methods portion, Section 8, 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.

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Published: 05/15/2013 Number of Pages: 2File Size: 1 file , 62 KB