Install New Hard-Wired or Battery-Powered Smoke Alarms

Smoke alarms wear out. Replace them before they fail.

Required Tools for this Project

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

  • Voltage tester
  • Wire stripper/cutter

Required Materials for this Project

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

  • New smoke alarms
  • Wire connectors