' Duct Insulation, Liner, Polyester Material of Construction, Foil Scrim Kraft Jacket Material, Color Silver, Thickness 1 In., Approx. ''R'' Value 4.2, 1.6 lb. Density, 48 In. Width, 50 ft. Length, Temp. Range 250 F, Standards ASTM C518, 75 F, ASTM E84, ASTM D 1667, ASTM C665, ASTM C1338, ASTM G-21/UL 181, ASTM C1304, ASTM C1104, ASTM C411, ASTM C 1071, ASTM E662/ ASTM E800, ASTM D5116 (CA1350 '

• Price For: Each Material of Construction: Polyester Standards: ASTM C518, 75 F, ASTM E84, ASTM D 1667, ASTM C665, ASTM C1338, ASTM G-21/UL 181, ASTM C1304, ASTM C1104, ASTM C411, ASTM C 1071, ASTM E662/ ASTM E800, ASTM D5116 (CA1350 Item: Duct Insulation Length: 50 ft. Color: Silver Jacket Material: Foil Scrim Kraft Type: Liner Width: 48" Temp. Range: 250 F Thickness: 1"
• Density: 1.6 lb. Approx. R Value: 4.2 Country of Origin (subject to change): United States

Price For: Each Material of Construction: Polyester Standards: ASTM C518, 75 F, ASTM E84, ASTM D 1667, ASTM C665, ASTM C1338, ASTM G-21/UL 181, ASTM C1304, ASTM C1104, ASTM C411, ASTM C 1071, ASTM E662/ ASTM E800, ASTM D5116 (CA1350 Item: Duct Insulation Length: 50 ft. Color: Silver Jacket Material: Foil Scrim Kraft Type: Liner Width: 48" Temp. Range: 250 F Thickness: 1"DUCTMATE