3M Direct Bury Splice Kit is a premium moisture resistant electrical connector. This direct bury splice kit contains 3M Spring Connector. Use 3M Direct Bury Splice Kit to electrically connect and moisture seal thicker insulation wire. This direct bury splice kit consists of a 3M Spring Connector and a high impact, UV-resistant tube prefilled with moisture-resistant grease. Excellent for water-intensive applications such as golf courses, irrigation controls and outdoor lighting.