Detector within 10 feet of the internal door to your garage.
Carbon monoxide detector distance from furnace.
You will need more than one detector.
How far should a carbon monoxide detector be placed from a furnace or boiler.
Keep the area ventilated to prevent unwanted alarms.
Keep units at least 20 feet 6 meters away from common sources of combustion particles.
Avoid kitchens garages and furnace rooms.
Make sure you don t install any co detector too close to any appliance that generates heat.
The main thing that you are trying to avoid here is false alarms.
If however they are more than 30 feet apart.
In short you should place your carbon monoxide detector at least 15 feet away from your furnace and this same rule applies to all other combustion appliances.
Because carbon monoxide is slightly lighter than air and also because it may be found with warm rising air detectors should be placed on a wall about 5 feet above the floor.
Do not place the detector right next to or over a fireplace or flame producing appliance.
How far should carbon monoxide detector be from furnace.
The detector may be placed on the ceiling.
If you have an enclosed garage directly attached t o the home then you should also place a.
Homes with attached garages.