3.3 If locating the CO alarm in a room with a fuel burning appliance
(see figure 2)
• If it is mounted on a wall, it should be located at a height greater than the height of any door or window
but still be at least 150mm from the ceiling.
• If it is mounted on the ceiling it should be at least 300mm from any wall or light fitting.
• The CO alarm should be a horizontal distance of between 1m and 3m from the potential CO source.
• If there is a partition in the room, the CO alarm should be located on the same side of the partition as
the potential source.
• In rooms with sloped ceilings, the CO alarm should be located at the high side of the room (see fig 3).
3.32 If locating the CO alarm in a bedroom or in rooms remote from a fuel burning appliance
(see figure 4)
• Mount the CO alarm relatively close to the breathing zone of the occupants.
Whatever position is chosen make sure it is possible to view the three light indicators, when in the
vicinity of the alarm.
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