Div. B › Part 9 › 9.33 › 9.33.4 — Carbon Monoxide Alarms

9.33.4.2 — Location of Carbon Monoxide Alarms

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(1) Where a fuel-burning appliance is installed in a suite of residential occupancy, a carbon monoxide alarm shall be installed adjacent to each sleeping area in the suite.

(2) Where a fuel-burning appliance is installed in a service room that is not in a suite of residential occupancy, a carbon monoxide alarm shall be installed,

(a) adjacent to each sleeping area in every suite of residential occupancy that is adjacent to the service room, and

(b) in the service room.

(3) Where a storage garage is located in a building containing a residential occupancy, a carbon monoxide alarm shall be installed adjacent to each sleeping area in every suite of residential occupancy that is adjacent to the storage garage.

(4) Where a storage garage serves only the dwelling unit to which it is attached or built in, a carbon monoxide alarm shall be installed adjacent to each sleeping area in the dwelling unit.

(5) A carbon monoxide alarm shall be mechanically fixed,

(a) at the manufacturer’s recommended height, or

(b) in the absence of specific instructions, on or near the ceiling.

OBC Definitions

Defined terms on this page

appliance

means a device to convert fuel into energy and includes all components, controls, wiring and piping required to be part of the device by the applicable standard referred to in this Code.

dwelling unit

means a suite operated as a housekeeping unit, used or intended to be used by one or more persons and usually containing cooking, eating, living, sleeping and sanitary facilities.

occupancy

means the use or intended use of a building or part of a building for the shelter or support of persons, animals or property.

residential occupancy

means an occupancy in which sleeping accommodation is provided to residents who are not harboured for the purpose of receiving special care or treatment and are not involuntarily detained and includes an occupancy in which sleeping accommodation is provided to residents of a retirement home.

service room

means a room provided in a building to contain equipment associated with building services.

storage garage

means a building or part of a building that is intended for the storage or parking of motor vehicles and that contains no provision for the repair or servicing of motor vehicles.

suite

means a single room or series of rooms of complementary use, operated under a single tenancy, and includes, (a)dwelling units, (b)individual guest rooms in motels, hotels, boarding houses, rooming houses and dormitories, and (c)individual stores and individual or complementary rooms for business and personal services occupancies.

building

(a) a structure occupying an area greater than ten square metres consisting of a wall, roof and floor or any of them or a structural system serving the function thereof including all plumbing, works, fixtures and service systems appurtenant thereto,
(b) a structure occupying an area of ten square metres or less that contains plumbing, including the plumbing appurtenant thereto,
(c) plumbing not located in a structure,
(c.1) a sewage system, or
(d) structures designated in the building code; Act

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