1.1 This specification covers fibrous glass insulation used as a thermal and sound absorbing liner for interior surfaces of ducts, plenums, and other air handling equipment that handle air up to 250°F (121°C). 1.2 The values stated in
ASTM
Standard Specification for Fibrous Glass Duct Lining Insulation (Thermal and Sound Absorbing Material)
STD-53341
2005
2005-04-01
4