Duct Liner, Noise Absorbing, 1 In Thick, Sound Seal, Mfr#: DL100

Duct Liner, Width 48 in, Length 25 ft, Thickness 1 in, Color Black, Noise Reduction Coefficient (NRC) 0.6, Material Bonded Glass Fiber Blanket, Temp. Range -45 Degrees to 250 Degrees F, Resistant To Dirt, Humidity, Mild Dust, Coverage 100 sq ft, Standards Flammability NFPA 90A/90B