How to Connect Old Wiring to a New Light Fixture

Mount an electrical box in a plaster wall

Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

  • Needle-nose pliers
  • Non-contact voltage tester
  • Utility knife

You'll also need a keyhole saw.

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

  • Wire nuts
  • Electrical box
  • Metal support arms