Repair cables quickly to keep installations running with this Scotch Heavy-Duty Tape 31. It has a mastic sealant to produce an airtight seal for quality bonding that prevents moisture from damaging your application, and its self-healing property absorbs minor damage. It's flame retardant to protect against electrical fires, and it has a rubber backing to protect against nicks and abrasions cables suffer during everyday use. This tape is RoHS 2011/65/EU Compliant and MSHA Approved for use in applications such as repairing general cables and outer jackets of mining cable splice kits.