Roxul High Temperature Insulation: Board, Mineral Wool, 1 1/2 in Thick, 24 in W, 4 ft Lg, Green, 6 R-Value Model: 560136

1 1/2 in X 48 in X 24 in Mineral Wool/Foil Backing 8#, Green

High Temperature Insulation, Density 8 lb/cu ft, Facing Material FSK Facing, Flexibility Not Applicable, Foam Cell Type Open, Form Board, Insulation Color Green, Insulation Material Mineral Wool, Maximum Operating Temperature 1,200 Degrees F, Minimum Operating Temperature 0 Degrees F, Overall Length 4 ft, Overall Width 24 in, R Value 6, Thickness 1 1/2 in, Standards ASTM C612 Type 1VB, C665, C795 Stainless Steel, Chemically Inert, E136, E84.