ASTM C 971 : 1982
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Guide for Selection and Application of Insulation Systems for Heating, Ventilating, and Air Conditioning Duct Work (Withdrawn 1997)
11-10-1997
01-01-1982
1.1 This standard guides the designer in the selection and recommended practices for application of mineral fiber materials and insulation systems used to insulate thermally or acoustically, or both, air handling duct work used for interior environmental control and operating at temperatures from 40 to 250°F (5 to 120°C).
1.2 This guide is limited to:
1.2.1 Duct system insulation design criteria,
1.2.2 Structural design of insulating systems that form the air duct, and
1.2.3 Accessory items necessary for the application and use of the insulation system.
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