Heavy Wall Heat Shrink Tubing Flame Retardant 6"? .400"-.130" 12-8 AWG - Extremely durable and versatile Flame Retardant Shrink Tubing.Heavy Wall Heat Shrink Tubing Flame Retardant 6"?? .400"-.130" 12-8 AWG features include: 3:1 Shrink Ratio allows various shapes amp; contours to be accommodated with one size shrink tube Insulates amp; protects electrical splices amp; terminations where maximum flame retardancy amp; exceptional insulating amp; sealing characteristics are required High impact and abrasion resistance capable of withstanding severe mechanical abuse of U.R.D., submersible and direct burial installations Will not split or rupture during installation, even when overheated Thermoplastic meltable adhesive sealant liner provides complete environmental protection and insulation Flame retardant Meets: UL 486D, CSA C22.2 No. 198.2, ANSI C119.1, Western Underground Guides Nos. 2.4, 2.5,MIL-DTL-23053/15, IEEE 383 Vertical Flame Test, ANSI C37.20.2, ICEA S-19-8 and NEMA insulation thickness requirements Heat shrink tubing is rated for 1000V, 194deg;F (90deg;C) continuous use Continuous operating temperature: -67deg;F to 230deg;F (-55deg;C to 110deg;C) Shrink temperature: 248deg;F (120deg;C) Black color Below is more info on our Heavy Wall Heat Shrink Tubing Flame Retardant 6"?? .400"-.130" 12-8 AWG