Slide the tubing over the cable before you connect the wires to the splice block. Then slide the tubing over the connector and shrink it with a heat gun (best) or a torch (gently). The other type ...

BETTER WATERPROOF SOLUTIONS: Double wall design, Hot Melt Adhesive inside ensures wires strongly connected and prevent wires slipping from the terminal; Polyolefin outside tubing provides ...

Twist-on wire nuts are a traditional, inexpensive choice that work for most splicing applications ... to combine under a single wire nut. Push-in connectors are similar to lever nuts but do ...