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ASTM C1149-97 Standard Specification for Self-Supported Spray Applied Cellulosic Thermal Insulation
standard by ASTM International, 06/10/1997
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1.1 The specification covers the physical properties of self-supported spray applied cellulosic fibers intended for use as thermal or acoustical insulation, or both.
1.2 This specification covers chemically treated cellulosic materials intended for pneumatic applications where temperatures do not exceed 82.2