Historical
ASTM D4869-05e1
Standard Specification for Asphalt-Saturated Organic Felt Underlayment Used in Steep Slope Roofing
1.1 This specification covers asphalt-saturated organic felt for use as an underlayment with steep slope roofing.
1.2 The objective of this specification is to provide a finished product that will lie flat and resist wrinkling, puckering, and shrinking when left exposed to the sun, rain, frost, or dew for a period of two weeks after application.
1.3 The values stated in SI unts are to be regarded as the standard. The values given in parentheses are for information only.
ASTM International [astm]