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Carbon Monoxide Detector Image 1
Carbon Monoxide Detector Image 1
Carbon Monoxide Detector Image 1

Carbon Monoxide Detector

  • Professionally monitored 24/7
  • Built-in alarm sound
  • Test button
  • Built-in tamper

Our monitored carbon monoxide detectors help prevent you and your family from being exposed to invisible, odorless, and potentially deadly carbon monoxide (CO) gas.

Monitored by professionals, 24/7

Feel safer knowing Guardian is always monitoring for CO — you don’t have to be home or even have your security system armed. If your system goes offline for any reason, we’ll still be looking out.

Don't worry about tampering

Carbon monoxide detectors have a built-in tamper sensor, giving you confidence your device is working.

Additional Benefits


Never wonder if your device is functioning.

24/7 monitoring

Monitored during the day and even while you're asleep.

Mobile alerts

Your Guardian App will let you know if there's a problem.

Protect your pets

Know your pets are breathing clean air while you're away.

Frequently asked questions

This product is round in shape. The dimensions are 4.68" H x 2.75" D.
Carbon Monoxide (CO) is an invisible, odorless, and deadly gas that can come from any combustible appliance.
NFPA recommends installing a CO detector in a central location outside each sleeping area and on every level of the home. Some local and state laws may include more locations.
Still have questions?

Call 800.857.5028

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