Smoke Detectors Maintenance

Maintenance Checklist

  • Test your smoke alarm at least once a month by pressing the test button.
  • Replace weak or worn-out batteries at once.
  • Never borrow smoke alarm batteries for other uses.
  • Keep extra batteries on hand.
  • Change batteries at least twice a year.
  • Dust and vacuum smoke alarms at least once a year.
  • Replace smoke alarms every 10 years.
  • Make sure smoke alarms are working when you return home after an extended absence.