3-1/2" x 6 ft. Pipe Insulation, 1" Wall, K-Flex Usa, Mfr#: 6RXLO100418

Pipe Insulation, Insulation Material Buna-N Rubber/PVC, Installation Style Slit with Adhesive and Flap, Inside Diameter 4 1/8 in, Wall Thickness 1 in, Overall Length 6 ft, Minimum Operating Temperature -70 Degrees F, Maximum Operating Temperature 220 Degrees F, Jacket Material Unfaced, Color Black, R Value 6, Form Tube, For Copper Tube Size 4 1/8 in, For Pipe Size 3 1/2 in, Flame Spread Index 78, Smoke Developed Index 103, Foam Cell Type Closed, Plenum Rating Plenum Rated, Flexibility Flexible