CAN CSA-B149.1-05 PDF

1 to CAN/CSA-B, Natural gas andpropane installation code January Note:General Instructions for CSA Standar ds are now called. 1 Preface This is the thirteenth edition of CAN/CSA-B, Natural gas and propane installation code. It supersedes the previous editions, published. CSABUpdate-Update No. 1 to CAN/CSA-B, Natural Gas and Propane Installation Code-.

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A Type B vent or a certified chimney lining system passing through an unused masonry chimney flue shall not be considered to be exposed to the outdoors. Metal chimney — a single-wall chimney of metal constructed on site. Vent connector — that part of the venting system that conducts the flue gases from the flue collar of an appliance to a chimney or vent, and that may include a draft control csa-b149.1-5.

CAN/CSA-B Natural gas and propane – CSA Group

The Csa-b14.1-05 length of the common vent connector manifold L in Figure C. An enclosure containing the water heater shall not be accessed by a pedestrian door which can be opened from the bathroom or bedroom. Chimney has capacity and complies with 8.

Factory-built chimney — a chimney that consists entirely of factory-made parts, each designed to be assembled with the other without requiring fabrication on site. FS — Wolf Steel Ltd. Exterior chimneys or vents not enclosed by the structure or a chase below the roof line can experience continuous condensation, depending on locality.

Provide owner with Attachment 2 — FS 8. Strategies of adaptation to an extreme environment: Adequate combustion air shall be provided for the water heater. The chimney shall first be lined with either a Type B vent, sized in accordance with Tables C. FS – Maintenance vs. Building — a structure or part thereof used or intended for supporting or sheltering persons, animals, or property and classified by its occupancy in accordance with the applicable building code of authority having jurisdiction or, in the absence of such, in accordance with the National Building Code of Canada.


Residential appliance — an appliance commonly used in, but not restricted to use in, a dwelling unit. FS – Interpreting Clause 8. Imperfect in form or function. The DP column shall be used to determine the capacity of a venting system within a building constructed in accordance with Clause 8.

Careful attention shall be paid not only to the mechanical execution of the work but also to the arrangement of the installation. Documents Flashcards Grammar checker. Draft-control device — either a draft hood or draft regulator. This clearance shall be maintained if it passes through either a combustible wall or partition, in accordance with Table 8. Draft hood — a draft-control device having neither movable nor adjustable parts.

CAN/CSA B149.1-05

Ventilated space — a space where there is an csa-b149.11-05 change by means of natural ventilation or mechanical means, or where the space communicates with csa-b149.1–05 rest of the structure by means of permanent openings.

A draft hood cs-ab149.1-05 be built into an made part of a vent connector. FS — Tirino Corp. Category IV appliances unless installed in designated R homes or in an enclosure. Bedroom — a room furnished with a bed and used primarily for sleeping. FS – Wolf Steel Ltd. All measurements shall be taken between the outermost projection of the appliance and surrounding structure or property line after the appliance has been installed.

Direct-vent appliance — an appliance constructed so that all the combustion air is supplied directly from, and the products of combustion are vented directly to, the outdoors by independent enclosed passageways connected directly to the appliance. Commercial- and industrial-type appliance csa-b419.1-05 equipment dan an appliance or equipment other than a residential or recreational type. Dwelling unit — a housekeeping unit used or intended to be used as a domicile by one or more persons, and usually containing cooking, eating, living, sleeping, and sanitary facilities.


Chimney — a primarily vertical shaft that encloses at least one flue for conducting flue gases outdoors. Provide owner with Attachment 1 – FS A double-acting draft regulator is one whose balancing damper is free to move in either direction.

Flue gas dilution air — the ambient air that is admitted to a venting system at the draft hood, draft diverter, or draft regulator. Flue collar — that portion of an appliance designed for the attachment of a draft hood, vent connector, or venting system.

Residential building — any building or part thereof used by persons for whom sleeping accommodation is provided but who are not harboured or detained to receive medical care or treatment or are not involuntarily detained. Annex Cs-ab149.1-05 — Miscellaneous C. A chimney with one or more sides exposed to the outside of csw-b149.1-05 structure shall be considered to be an exterior chimney.

Care or detention occupancy building — any building or sca-b149.1-05 thereof used or occupied by persons who require special care or treatment because of cognitive or physical limitations, or by persons who are incapable of self-preservation and who are restrained from self-destruction by security measures not under their control.

Bed-sitting room — A one-room apartment serving as both a bedroom and a sitting room.

Corrugated metal vent systems installed with bends or offsets require additional reduction of the vent capacity see Clause C.