What is Carbon Monoxide?
Carbon monoxide (CO) is an invisible and odorless gas that can be produced by any fuel-burning device.
CO alarms are the only way to detect this poisonous gas and provide an early warning to a potential CO leak in your home.
Help Protect Your Family with First Alert CO Alarms
Carbon monoxide alarms should be installed on every level and in each bedroom for whole home protection.

- Install carbon monoxide alarms on every level and in every bedroom
- Test your alarms regularly
- Replace alarm batteries every six months
- Alarms don't last forever, remember to replace alarms at least every 10 years
- Do not use generators, gas powered tools or grills inside the home
- Service fuel burning appliances and chimneys annually
- If your alarms sound, leave immediately for fresh air and call 911