CSA B149HB : 2005
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
NATURAL GAS AND PROPANE CODE HANDBOOK
Hardcopy , PDF
02-07-2020
English
01-01-2005
Preface
How To Use This Handbook
1 Scope
2 Reference Publications
Abbreviations
3 Definitions
4 General
4.1 Application
4.2 Approval of appliances, accessories, components,
equipment, and material
4.3 Responsibilities of the installer
4.4 Training and quality of labour
4.5 Suitability of use
4.6 Meter and service regulator installations
4.7 Electrical connections and components
4.8 Mobile homes
4.9 Hazardous locations
4.10 Smoking
4.11 Isolation of safety devices
4.12 Leak detection
4.13 Appliance clearances to combustible material
4.14 Accessibility
4.15 Outdoor installations
4.16 Appliances in garages
4.17 Appliance ductwork connections
4.18 Combined heating systems
4.19 Appliances protected by automatic fire-extinguishing
systems
4.20 Control of appliances with self-energized pilots
4.21 Defective heat exchangers
4.22 High-altitude installations
4.23 Protection of appliances from physical damage
4.24 Odorization of propane
5 Pressure controls
5.1 Gas system pressure
5.2 Pressure regulators
5.3 Relief devices
5.4 Hydrostatic relief devices for propane applications
5.5 Venting of pressure control devices
5.6 Appliance and pilot pressure regulators
6 Piping and tubing systems, hose, and fittings
6.1 General
6.2 Material
6.3 Size
6.4 Volume of gas to be used for sizing piping and tubing
systems
6.5 Allowable pressure and pressure drop
6.6 Extensions
6.7 Location
6.8 Piping practices
6.9 Joints and connections
6.10 Branch piping outlets
6.11 Appliance connections
6.12 Piping outlets
6.13 Drip and dirt pockets
6.14 Prohibited practices
6.15 Underground piping and tubing
6.16 Protection of piping and tubing
6.17 Identification of piping or tubing
6.18 Manual shut-off valves
6.19 Manual-reset valves
6.20 Hose and hose fittings
6.21 Connectors
6.22 Testing of piping, tubing, hose, and fittings
6.23 Purging of piping and tubing systems and hose after
leak testing
6.24 Purging gas from a piping or tubing system
6.25 Generators
6.26 Rooftop gas piping and tubing
6.27 Inspection
7 Installation of specific types of appliances
7.1 Boilers
7.2 Pressure boosters (for natural gas only)
7.3 Carbon dioxide generators
7.4 Commercial-type clothes dryers
7.5 Domestic-type clothes dryers
7.6 Conversions
7.7 Conversion burners
7.8 Conversion of warm air furnaces
7.9 Conversion of ranges
7.10 Counter appliances
7.11 Direct-vent appliances
7.12 Furnaces used with cooling units
7.13 Central furnaces
7.14 Downflow furnaces
7.15 Duct furnaces
7.16 Horizontal furnaces
7.17 Wall furnaces (recessed heaters)
7.18 Construction heaters and torches
7.19 Direct-fired door air heaters
7.20 Direct-fired make-up air heaters (DFMAH)
7.21 Non-recirculating direct gas-fired industrial air
heaters (DFIAH)
7.22 Infrared heaters
7.23 Room heaters
7.24 Decorative appliances and gas logs
7.25 Swimming pool heaters
7.26 Water heaters
7.27 Unit heaters
7.28 Hotplates
7.29 Incinerators
7.30 Lighting
7.31 Commercial cooking appliances
7.32 Residential-type ranges
7.33 Refrigerators
7.34 Stationary gas engines
7.35 Propane-fuelled engines in buildings
8 Venting systems and air supply for appliances
8.1 General
8.2 Air supply determination for central-heating furnaces,
boilers, and hotwater heaters
8.3 Air-supply openings and ducts
8.4 Air-supply requirements for appliances having a total
input exceeding 400 000 Btuh (120 kW)
8.5 Air-supply dampers, louvres, and grilles
8.6 Conditions created by exhaust fans, air-supply fans,
circulating fans, or fireplaces
8.7 Engineered installations
8.8 Air supply by mechanical means
8.9 Appliance venting
8.10 Methods of venting appliances
8.11 Vent and chimney requirements
8.12 Chimneys
8.13 Vent and chimney sizing
8.14 Vent and chimney termination
8.15 Vent and chimney support
8.16 Vents and chimneys serving two or more appliances
8.17 Vents outside buildings
8.18 Vent connectors
8.19 Chimney connections
8.20 Size and height of interconnected vent connectors
8.21 Multi-storey venting
8.22 Dampers and attachments
8.23 Draft hoods
8.24 Venting arrangements
8.25 Draft regulators
8.26 Automatic vent damper or automatic flue damper
8.27 Manually operated flue dampers
8.28 Installation of draft-control devices
8.29 Induced- or forced-draft devices
8.30 Venting of appliances into canopies
8.31 Heat reclaimers
Commentary - Annex C: Vent Sizing Tables for Category 1 Natural
Gas and Propane Appliances
How to Use the Vent Sizing Tables
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