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ASTM D227-03
- Standard Specification for Coal-Tar-Saturated Organic Felt Used in Roofing and Waterproofing
- standard by ASTM International, 12/01/2003
- Publisher: ASTM
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1.1 This specification covers coal-tar-saturated organic felt that may be used with coal-tar pitches conforming to the appropriate requirements of Specification D 450 in the construction of built-up roofs and in the membrane system of waterproofing.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.