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NFPA 54 2024

NFPA 54 2024

$80.71

NFPA 54/ANSI Z223.1: National Fuel Gas Code

Published By Publication Date Number of Pages
NFPA 2024 183
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Help Ensure Everyone’s Safety with the Safe and Proper Use of Gas in Homes and Buildings. From carbon monoxide poisoning to the risks of fire and explosion, there are several hazards when it comes to using gaseous fuels. NFPA 54/ANSI Z223.1, National Fuel Gas Code, offers the latest comprehensive provisions for the safe design, installation, operation, maintenance, purging, and inspection of gas piping, equipment, accessories, and appliances supplied with fuel gas. Reference the latest criteria for acceptable gas use in homes and buildings including piping systems, design, and testing. Plus, the 2024 edition features several new changes, including: Added definition for the term interruption of service Updated purge fuel gas piping requirements Revised Annex G, including information on how to check for combustion air and vent drafting for Category 1 appliances Additional annex material, helping to explain how to determine air changes per hour in modern buildings

PDF Catalog

PDF Pages PDF Title
2 Important Notices and Disclaimers
3 Additional Important Notices and Disclaimers
10 Chapter 1 Administration
1.1 Scope.
1.2 Purpose. (Reserved)
11 1.3 Retroactivity.
1.4 Equivalency.
1.5 Enforcement.
Chapter 2 Referenced Publications
2.1 General.
2.2 NFPA Publications.
2.3 Other Publications.
13 2.4 References for Extracts in Mandatory Sections.
Chapter 3 Definitions
3.1 General.
3.2 NFPA Official Definitions.
3.3 General Definitions.
20 Chapter 4 General
4.1 Qualified Agency.
4.2 Interruption of Service.
4.3 Prevention of Accidental Ignition.
21 4.4 Noncombustible Material. 
4.5 Engineering Methods.
Chapter 5 Gas Piping System Design, Materials, and Components
5.1 Piping Plan.
5.2 Interconnections Between Gas Piping Systems.
5.3 Sizing of Gas Piping Systems.
5.4 Operating Pressure.
22 5.5 Piping Materials and Joining Methods.
25 5.6 Gas Meters.
5.7 Gas Pressure Regulators.
5.8 Overpressure Protection Devices.
26 5.9 Back Pressure Protection.
5.10 Low-Pressure Protection.
5.11 Shutoff Valves.
5.12 Excess Flow Valve(s).
5.13 Expansion and Flexibility.
5.14 Pressure Regulator and Pressure Control Venting.
27 Chapter 6 Pipe Sizing
6.1 Pipe Sizing Methods.
6.2 Sizing Natural Gas Piping Systems.
52 6.3 Sizing Propane Piping Systems.
6.4 Sizing Equations.
66 Chapter 7 Gas Piping Installation
7.1 Installation of Underground Piping.
67 7.2 Installation of Aboveground Piping.
68 7.3 Concealed Piping in Buildings.
7.4 Piping in Vertical Chases.
7.5 Gas Pipe Turns.
69 7.6 Drips and Sediment Traps.
7.7 Outlets.
7.8 Manual Gas Shutoff Valves.
7.9 Prohibited Devices.
70 7.10 Systems Containing Gas–Air Mixtures Outside the Flammable Range.
7.11 Systems Containing Flammable Gas–Air Mixtures.
7.12 Electrical Bonding and Grounding.
71 7.13 Electrical Circuits.
7.14 Electrical Connections.
Chapter 8 Inspection, Testing, and Purging
8.1 Pressure Testing and Inspection.
72 8.2 Piping System Leak Check.
8.3 Purging Requirements.
73 Chapter 9 Appliance, Equipment, and Accessory Installation
9.1 General.
75 9.2 Accessibility and Clearance.
9.3 Air for Combustion and Ventilation.
77 9.4 Appliances on Roofs.
9.5 Appliances in Attics.
9.6 Appliance and Equipment Connections to Building Piping.
79 9.7 Electrical.
9.8 Room Temperature Thermostats.
Chapter 10 Installation of Specific Appliances
10.1 General.
10.2 Air-Conditioning Appliances.
80 10.3 Central Heating Boilers and Furnaces.
83 10.4 Clothes Dryers.
84 10.5 Conversion Burners.
10.6 Decorative Appliances for Installation in Vented Fireplaces.
10.7 Gas Fireplaces, Vented.
10.8 Direct Gas-Fired Heating and Forced Ventilation Appliances.
85 10.9 Duct Furnaces.
86 10.10 Floor Furnaces.
10.11 Food Service Appliance, Floor-Mounted.
87 10.12 Food Service Appliances, Counter Appliances.
10.13 Household Cooking Appliances.
10.14 Illuminating Appliances.
88 10.15 Incinerators, Commercial-Industrial.
10.16 Infrared Heaters.
10.17 Open-Top Broiler Units.
89 10.18 Outdoor Cooking Appliances.
10.19 Pool Heaters.
10.20 Refrigerators.
10.21 Room Heaters.
10.22 Stationary Gas Engines.
10.23 Gas-Fired Toilets.
90 10.24 Unit Heaters.
10.25 Wall Furnaces.
10.26 Water Heaters.
91 10.27 Compressed Natural Gas (CNG) Vehicular Fuel Systems.
10.28 Appliances for Installation in Manufactured Housing.
10.29 Fuel Cell Power Plants.
10.30 Outdoor Open Flame Decorative Appliances.
10.31 Outdoor Infrared Heaters.
Chapter 11 Procedures to Be Followed to Place Appliance in Operation
11.1 Adjusting the Burner Input.
11.2 Primary Air Adjustment.
92 11.3 Safety Shutoff Devices.
11.4 Automatic Ignition.
11.5 Protective Devices.
11.6 Checking the Draft.
11.7 Operating Instructions.
Chapter 12 Venting of Appliances
12.1 Minimum Safe Performance.
12.2 General.
12.3 Specification for Venting.
12.4 Design and Construction.
93 12.5 Type of Venting System to Be Used.
94 12.6 Masonry, Metal, and Factory-Built Chimneys.
95 12.7 Gas Vents.
96 12.8 Single-Wall Metal Pipe.
98 12.9 Through-the-Wall Vent Termination.
99 12.10 Condensation Drain.
12.11 Vent Connectors for Category I Appliances.
101 12.12 Vent Connectors for Category II, Category III, and Category IV Appliances.
12.13 Draft Hoods and Draft Controls.
12.14 Manually Operated Dampers.
12.15 Automatically Operated Vent DampersAutomatic Vent Damper.
102 12.16 Obstructions.
Chapter 13 Sizing of Category I Venting Systems
13.1 Additional Requirements to Single Appliance Vent.
110 13.2 Additional Requirements to Multiple-Appliance Vent.
121 Annex A Explanatory Material
135 Annex B Sizing and Capacities of Gas Piping
144 Annex C Suggested Method of Checking for Leakage
145 Annex D Suggested Emergency Procedure for Gas Leaks
Annex E Flow of Gas Through Fixed Orifices
151 Annex F Sizing of Venting Systems Serving Appliances Equipped with Draft Hoods, Category I Appliances, and Appliances Listed for Use with Type B Vents
160 Annex G Recommended Procedure for Safety Inspection of an Existing Appliance Installation
164 Annex H Indoor Combustion Air Calculation Examples
166 Annex I Example of Combination of Indoor and Outdoor Combustion and Ventilation Opening Design
Annex J Enforcement
167 Annex K Informational References

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NFPA 54 2024
$80.71