Duct Liner Noise Absorbing 1 In Thick

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