Product Review

' Duct Insulation, Wrap, Fiberglass Material of Construction, Foil Scrim Kraft Jacket Material, Color Silver, Thickness 1-1/2 In., Approx. ''R'' Factor 4.7, 1 lbs. Density, 48 In. Width, 25 ft. Length, Temp. Range -32 to 250 F, Standards ASTM C-411, ASTM C-1104, ASTM C665, ASTM C-1338, ASTM E-84, UL723, NFPA 90A, CAN/ULC S102-1188, ASTM C1290, ASTM C553, ASTM C1136s '