• Specially designed for primary insulation of solid dielectric insulated wires and cable splicing rated to 1000 volts • Simple installation which requires no tools • Sealing of terminal lug barrels, conduit couplings and conduit-to-cable breakouts • Made of black EPDM rubber • Made of EPDM rubber which contains no chlorides or sulfur • Withstands temperatures of -40 to 194 degrees F (-40 to 90 degrees C) • Environmental sealing for communication and other non-electrical applications