Where Should You Place A Carbon Monoxide Alarm. Carbon Monoxide Detector Placement. You should not place a carbon monoxide detector in any of the following.
If your house has an attached garage make sure you have a carbon monoxide detector mounted inside the house within 10 feet of the door to the garage. CO detector needs to be close but not too close. Any furnace is going to emit some of this gas and if it is too close you are likely to get some false alarms.
For a better level of protection you should also place CO alarms in the same rooms where the potential hazards exist.
If you really want peace of mind install a CO alarm in each bedroom and one additional on each floor of the home basement included. Health officials say to place carbon monoxide detectors at least 15 feet from furnaces stoves or other appliances that may emit fumes. The garage is another ideal installation point cars give off carbon monoxide when running. The noise that they make was described as chirping beeping and squeaking.
