K-FLEX USA Pipe Insulation Elstmrc 3-1/2 in.IronPipe (6RXLO048418)

Insulation Material: Buna-N Rubber/PVC

Thickness: 1/2 in

Minimum Operating Temperature: -70 Degrees F

Foam Cell Type: Closed

Plenum Rating: Plenum Rated

Form: Tube

Insulation R-Value: 3.1

Overall Length: 6 ft

Standards: UL 181 11.0/16.0, NFPA 255, New York City MEA 186-86-M Vol. IV, ASTM C411, NFPA 90A Sect 2.3.3, ASTM E84, ASTM D1056-00-2C1, USDA, UL 723, UL 94-5V, ASTM C534 Type 1, MIL-P-15280, FMRC 2006, NFPA No 101 Class A, CAN/ULC S-102-M88

Maximum Operating Temperature: 220 Degrees F

Installation Style: Slit with Adhesive and Flap

Temperature Rating: General Purpose (-199 to 899 Degrees F)

For Copper Tube Size: 4-1/8 in

Inside Diameter: 4-1/8 in

For Pipe Size: 3-1/2 in

Flexibility: Flexible