A woman installs a smoke alarm while her husband holds the ladder for safety.

Combination Alarms Support

If you need assistance with installation with your combination smoke and carbon monoxide alarms or have any questions, our support team is here to help with articles and helpful information.

Latest Support Articles

Woman tests her CO alarm while on a ladder.
Learn About CO and Early Warnings

Learn the signs of carbon monoxide exposure, alert levels, common sources, and steps to stay safe.

Family in the kitchen cooking with a Kidde Combination alarm overhead to help detect Smoke or Carbon Monoxide incidents.
How Do I Determine If My Combination Alarm Has Reached Its End of Life?

Learn how to determine if a combination alarm has reached its end of life.

Kid playing in his room with a Kidde Carbon Monoxide detector in the background.
When and How Do I Replace My Carbon Monoxide or Combination Alarm’s Battery?

Follow our simple steps for carbon monoxide detector battery replacement and learn more about how to properly maintain your CO alarm.

Family in the kitchen cooking with a Kidde Combination alarm overhead to help detect Smoke or Carbon Monoxide incidents.
Why Should I Have a Combination Alarm?

Combination alarms save space in your home, and they mean you only need to test and change batteries in one device rather than two.

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