Standard Practice for
Determination of Thermal Resistance of Loose-Fill Building
Insulation1
This standard is issued under the fixed designation C 687; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parenthes
Click below to download Astm C 687 – 02 Pdf free
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Click here to Astm C 686 – 90 (Reapproved 2001) Pdf free download