Self-Seal Insulation Rubber 1/2 x 1/2

Self-Seal Insulation Insulation Material EPDM Installation Style Slit with Adhesive and Flap Inside Diameter 3/8 in Wall Thickness 1/2 in Overall Length 6 ft Minimum Operating Temperature -297 Degrees F Maximum Operating Temperature 257 Degrees F Facing Material Unfaced Color Black R Value 3.4 Form Tube For Copper Tube Size 1/2 in For Pipe Size 1/4 in Flame Spread Index 25 Smoke Developed Index 50 Foam Cell Type Closed Plenum Rating Plenum Rated Flexibility Flexible