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International Fuel Gas Code, 2009
- 2009 IFGC® INTERNATIONAL FUEL GAS CODE®
- IFGC® INTERNATIONAL FUEL GAS CODE® 2009 TITLE PAGE
- COPYRIGHT
- PREFACE
- EFFECTIVE USE OF THE INTERNATIONAL FUEL GAS CODE
- ORDINANCE
- TABLE OF CONTENTS
- CHAPTER 1 SCOPE AND ADMINISTRATION [Go to Page]
- PART 1—SCOPE AND APPLICATION [Go to Page]
- SECTION 101 (IFGC) GENERAL
- SECTION 102 (IFGC) APPLICABILITY
- PART 2—ADMINISTRATION AND ENFORCEMENT [Go to Page]
- SECTION 103 (IFGC) DEPARTMENT OF INSPECTION
- SECTION 104 (IFGC) DUTIES AND POWERS OF THE CODE OFFICIAL
- SECTION 105 (IFGC) APPROVAL
- SECTION 106 (IFGC) PERMITS
- SECTION 107 (IFGC) INSPECTIONS AND TESTING
- SECTION 108 (IFGC) VIOLATIONS
- SECTION 109 (IFGC) MEANS OF APPEAL
- SECTION 110 (IFGC) TEMPORARY EQUIPMENT, SYSTEMS AND USES
- CHAPTER 2 DEFINITIONS [Go to Page]
- SECTION 201 (IFGC) GENERAL
- SECTION 202 (IFGC) GENERAL DEFINITIONS
- CHAPTER 3 GENERAL REGULATIONS [Go to Page]
- SECTION 301 (IFGC) GENERAL
- SECTION 302 (IFGC) STRUCTURAL SAFETY
- SECTION 303 (IFGC) APPLIANCE LOCATION
- SECTION 304 (IFGS) COMBUSTION, VENTILATION AND DILUTION AIR [Go to Page]
- EQUATION 3-1
- EQUATION 3-2
- FIGURE 304.5.3 ALL AIR FROM INSIDE THE BUILDING (see Section 304.5.3)
- FIGURE 304.6.1(1) ALL AIR FROM OUTDOORS—INLET AIR FROM VENTILATED CRAWL SPACE AND OUTLET AIR TO VENTILATED ATTIC (see Section 304.6.1)
- FIGURE 304.6.1(2) ALL AIR FROM OUTDOORS THROUGH VENTILATED ATTIC (see Section 304.6.1)
- FIGURE 304.6.1(3) ALL AIR FROM OUTDOORS (see Section 304.6.1)
- FIGURE 304.6.2 SINGLE COMBUSTION AIR OPENING, ALL AIR FROM THE OUTDOORS (see Section 304.6.2)
- SECTION 305 (IFGC) INSTALLATION
- SECTION 306 (IFGC) ACCESS AND SERVICE SPACE
- SECTION 307 (IFGC) CONDENSATE DISPOSAL
- SECTION 308 (IFGS) CLEARANCE REDUCTION [Go to Page]
- TABLE 308.2a through k REDUCTION OF CLEARANCES WITH SPECIFIED FORMS OF PROTECTION
- FIGURE 308.2(1) EXTENT OF PROTECTION NECESSARY TO REDUCE CLEARANCES FROM APPLIANCE OR VENT CONNECTIONS
- FIGURE 308.2(2) WALL PROTECTOR CLEARANCE REDUCTION SYSTEM
- FIGURE 308.2(3) MASONRY CLEARANCE REDUCTION SYSTEM
- SECTION 309 (IFGC) ELECTRICAL
- SECTION 310 (IFGS) ELECTRICAL BONDING
- CHAPTER 4 GAS PIPING INSTALLATIONS [Go to Page]
- SECTION 401 (IFGC) GENERAL
- SECTION 402 (IFGS) PIPE SIZING [Go to Page]
- TABLE 402.2 APPROXIMATE GAS INPUT FOR TYPICAL APPLIANCES
- EQUATION 4-1
- EQUATION 4-2
- TABLE 402.4 Cr AND Y VALUES FOR NATURAL GAS AND UNDILUTED PROPANE AT STANDARD CONDITIONS
- TABLE 402.4(1) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(2) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(3) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(4) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(5) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(6) SEMIRIGID COPPER TUBING
- TABLE 402.4(7) SEMIRIGID COPPER TUBING
- TABLE 402.4(8) SEMIRIGID COPPER TUBING
- TABLE 402.4(9) SEMIRIGID COPPER TUBING
- TABLE 402.4(10) SEMIRIGID COPPER TUBING
- TABLE 402.4(11) SEMIRIGID COPPER TUBING
- TABLE 402.4(12) SEMIRIGID COPPER TUBING
- TABLE 402.4(13) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(14) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(15) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(16) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(17) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(18) POLYETHYLENE PLASTIC PIPE
- TABLE 402.4(19) POLYETHYLENE PLASTIC PIPE
- TABLE 402.4(20) POLYETHYLENE PLASTIC PIPE
- TABLE 402.4(21) POLYETHYLENE PLASTIC TUBING
- TABLE 402.4(22) POLYETHYLENE PLASTIC TUBING
- TABLE 402.4(23) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(24) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(25) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(26) SCHEDULE 40 METALLIC PIPE
- TABLE 402.4(27) SEMIRIGID COPPER TUBING
- TABLE 402.4(28) SEMIRIGID COPPER TUBING
- TABLE 402.4(29) SEMIRIGID COPPER TUBING
- TABLE 402.4(30) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(31) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(32) CORRUGATED STAINLESS STEEL TUBING (CSST)
- TABLE 402.4(33) POLYETHYLENE PLASTIC PIPE
- TABLE 402.4(34) POLYETHYLENE PLASTIC PIPE
- TABLE 402.4(35) POLYETHYLENE PLASTIC PIPE
- SECTION 403 (IFGS) PIPING MATERIALS [Go to Page]
- TABLE 403.9.2 SPECIFICATIONS FOR THREADING METALLIC PIPE
- SECTION 404 (IFGC) PIPING SYSTEM INSTALLATION
- SECTION 405 (IFGS) PIPING BENDS AND CHANGES IN DIRECTION
- SECTION 406 (IFGS) INSPECTION, TESTING AND PURGING [Go to Page]
- TABLE 406.7.1 LENGTH OF PIPING REQUIRING PURGING WITH INERT GAS FOR SERVICING OR MODIFICATION
- TABLE 406.7.2 LENGTH OF PIPING REQUIRING PURGING WITH INERT GAS BEFORE PLACING IN OPERATION
- SECTION 407 (IFGC) PIPING SUPPORT
- SECTION 408 (IFGC) DRIPS AND SLOPED PIPING
- SECTION 409 (IFGC) SHUTOFF VALVES [Go to Page]
- TABLE 409.1.1 MANUAL GAS VALVE STANDARDS
- SECTION 410 (IFGC) FLOW CONTROLS
- SECTION 411 (IFGC) APPLIANCE AND MANUFACTURED HOME CONNECTIONS
- SECTION 412 (IFGC) LIQUEFIED PETROLEUM GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES
- SECTION 413 (IFGC) COMPRESSED NATURAL GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES [Go to Page]
- [F] TABLE 413.9.2.3 SEPARATION DISTANCE FOR ATMOSPHERIC VENTING OF CNG
- SECTION 414 (IFGC) SUPPLEMENTAL AND STANDBY GAS SUPPLY
- SECTION 415 (IFGS) PIPING SUPPORT INTERVALS [Go to Page]
- TABLE 415.1 SUPPORT OF PIPING
- SECTION 416 (IFGS) OVERPRESSURE PROTECTION DEVICES
- CHAPTER 5 CHIMNEYS AND VENTS [Go to Page]
- SECTION 501 (IFGC) GENERAL
- SECTION 502 (IFGC) VENTS
- SECTION 503 (IFGS) VENTING OF APPLIANCES [Go to Page]
- TABLE 503.4 TYPE OF VENTING SYSTEM TO BE USED
- FIGURE 503.5.4 TYPICAL TERMINATION LOCATIONS FOR CHIMNEYS AND SINGLE-WALL METAL PIPES SERVING RESIDENTIAL-TYPE AND LOW-HEAT EQUIPMENT
- FIGURE 503.6.4 TERMINATION LOCATIONS FOR GAS VENTS WITH LISTED CAPS 12 INCHES OR LESS IN SIZE AT LEAST 8 FEET FROM A VERTICAL WALL
- FIGURE 503.6.10.1 PLAN VIEW OF PRACTICAL SEPARATION METHOD FOR MULTISTORY GAS VENTING
- TABLE 503.10.2.4 MINIMUM THICKNESS FOR GALVANIZED STEEL VENT CONNECTORS FOR LOW-HEAT APPLIANCES
- TABLE 503.10.2.5 MINIMUM THICKNESS FOR STEEL VENT CONNECTORS FOR MEDIUM-HEAT APPLIANCES AND COMMERCIAL AND INDUSTRIAL INCINERATORS VENT CONNECTOR SIZE
- TABLE 503.10.5a CLEARANCES FOR CONNECTORS
- SECTION 504 (IFGS) SIZING OF CATEGORY I APPLIANCE VENTING SYSTEMS [Go to Page]
- TABLE 504.2(1) TYPE B DOUBLE-WALL GAS VENT [Go to Page]
- TABLE 504.2(1)—continued TYPE B DOUBLE-WALL GAS VENT [Go to Page]
- TABLE 504.2(1)—continued TYPE B DOUBLE-WALL GAS VENT [Go to Page]
- TABLE 504.2(1)—continued TYPE B DOUBLE-WALL GAS VENT
- TABLE 504.2(2) TYPE B DOUBLE-WALL GAS VENT [Go to Page]
- TABLE 504.2(2)—continued TYPE B DOUBLE-WALL GAS VENT
- TABLE 504.2(3) MASONRY CHIMNEY [Go to Page]
- TABLE 504.2(3)—continued MASONRY CHIMNEY
- TABLE 504.2(4) MASONRY CHIMNEY [Go to Page]
- TABLE 504.2(4)—continued MASONRY CHIMNEY
- TABLE 504.2(5) SINGLE-WALL METAL PIPE OR TYPE B ASBESTOS CEMENT VENT
- TABLE 504.2(6) EXTERIOR MASONRY CHIMNEY
- TABLE 504.3(1) TYPE B DOUBLE-WALL VENT [Go to Page]
- TABLE 504.3(1)—continued TYPE B DOUBLE-WALL VENT
- TABLE 504.3(2) TYPE B DOUBLE-WALL VENT
- TABLE 504.3(3) MASONRY CHIMNEY
- TABLE 504.3(4) MASONRY CHIMNEY
- TABLE 504.3(5) SINGLE-WALL METAL PIPE OR TYPE ASBESTOS CEMENT VENT
- TABLE 504.3(6a) EXTERIOR MASONRY CHIMNEY
- TABLE 504.3(6b) EXTERIOR MASONRY CHIMNEY [Go to Page]
- TABLE 504.3(6b)EXTERIOR MASONRY CHIMNEY—continued
- TABLE 504.3(7a) EXTERIOR MASONRY CHIMNEY
- TABLE 504.3(7b) EXTERIOR MASONRY CHIMNEY [Go to Page]
- TABLE 504.3(7b) EXTERIOR MASONRY CHIMNEY—continued
- TABLE 504.3.2 MAXIMUM VENT CONNECTOR LENGTH
- SECTION 505 (IFGC) DIRECT-VENT, INTEGRAL VENT, MECHANICAL VENT AND VENTILATION/EXHAUST HOOD VENTING
- SECTION 506 (IFGC) FACTORY-BUILT CHIMNEYS
- CHAPTER 6 SPECIFIC APPLIANCES [Go to Page]
- SECTION 601 (IFGC) GENERAL
- SECTION 602 (IFGC) DECORATIVE APPLIANCES FOR INSTALLATION IN FIREPLACES
- SECTION 603 (IFGC) LOG LIGHTERS
- SECTION 604 (IFGC) VENTED GAS FIREPLACES (DECORATIVE APPLIANCES)
- SECTION 605 (IFGC) VENTED GAS FIREPLACE HEATERS
- SECTION 606 (IFGC) INCINERATORS AND CREMATORIES
- SECTION 607 (IFGC) COMMERCIAL-INDUSTRIAL INCINERATORS
- SECTION 608 (IFGC) VENTED WALL FURNACES
- SECTION 609 (IFGC) FLOOR FURNACES
- SECTION 610 (IFGC) DUCT FURNACES
- SECTION 611 (IFGC) NONRECIRCULATING DIRECT-FIRED INDUSTRIAL AIR HEATERS
- SECTION 612 (IFGC) RECIRCULATING DIRECT-FIRED INDUSTRIAL AIR HEATERS
- SECTION 613 (IFGC) CLOTHES DRYERS
- SECTION 614 (IFGC) CLOTHES DRYER EXHAUST [Go to Page]
- [M] TABLE 614.6.5.1 DRYER EXHAUST DUCT FITTING EQUIVALENT LENGTH
- SECTION 615 (IFGC) SAUNA HEATERS
- SECTION 616 (IFGC) ENGINE AND GAS TURBINE POWERED EQUIPMENT
- SECTION 617 (IFGC) POOL AND SPA HEATERS
- SECTION 618 (IFGC) FORCED-AIR WARM-AIR FURNACES
- SECTION 619 (IFGC) CONVERSION BURNERS
- SECTION 620 (IFGC) UNIT HEATERS
- SECTION 621 (IFGC) UNVENTED ROOM HEATERS
- SECTION 622 (IFGC) VENTED ROOM HEATERS
- SECTION 623 (IFGC) COOKING APPLIANCES
- SECTION 624 (IFGC) WATER HEATERS
- SECTION 625 (IFGC) REFRIGERATORS
- SECTION 626 (IFGC) GAS-FIRED TOILETS
- SECTION 627 (IFGC) AIR-CONDITIONING APPLIANCES
- SECTION 628 (IFGC) ILLUMINATING APPLIANCES
- SECTION 629 (IFGC) SMALL CERAMIC KILNS
- SECTION 630 (IFGC) INFRARED RADIANT HEATERS
- SECTION 631 (IFGC) BOILERS
- SECTION 632 (IFGC) EQUIPMENT INSTALLED IN EXISTING UNLISTED BOILERS
- SECTION 633 (IFGC) STATIONARY FUEL-CELL POWER SYSTEMS
- SECTION 634 (IFGS) CHIMNEY DAMPER OPENING AREA [Go to Page]
- TABLE 634.1 FREE OPENING AREA OF CHIMNEY DAMPER FOR VENTING FLUE GASES FROM UNLISTED DECORATIVE APPLIANCES FOR INSTALLATION IN VENTED FIREPLACES
- SECTION 635 (IFGC) GASEOUS HYDROGEN SYSTEMS
- CHAPTER 7 GASEOUS HYDROGEN SYSTEMS [Go to Page]
- SECTION 701 (IFGC) GENERAL
- SECTION 702 (IFGC) GENERAL DEFINITIONS
- SECTION 703 (IFGC) GENERAL REQUIREMENTS
- SECTION 704 (IFGC) PIPING, USE AND HANDLING
- SECTION 705 (IFGC) TESTING OF HYDROGEN PIPING SYSTEMS
- SECTION 706 (IFGC) LOCATION OF GASEOUS HYDROGEN SYSTEMS
- SECTION 707 (IFGC) OPERATION AND MAINTENANCE OF GASEOUS HYDROGEN SYSTEMS
- SECTION 708 (IFGC) DESIGN OF LIQUEFIED HYDROGEN SYSTEMS ASSOCIATED WITH HYDROGEN VAPORIZATION OPERATIONS
- IFGC/IFGS CHAPTER 8 REFERENCED STANDARDS [Go to Page]
- ANSI
- ASME
- ASTM
- CGA
- CSA
- DOTn
- ICC
- MSS
- NFPA
- UL
- APPENDIX A (IFGS) SIZING AND CAPACITIES OF GAS PIPING [Go to Page]
- A.1 GENERAL PIPING CONSIDERATIONS
- A.2 DESCRIPTION OF TABLES [Go to Page]
- TABLE A.2.2 EQUIVALENT LENGTHS OF PIPE FITTINGS AND VALVES [Go to Page]
- TABLE A.2.2—continued EQUIVALENT LENGTHS OF PIPE FITTINGS AND VALVES
- TABLE A.2.4 MULTIPLIERS TO BE USED WITH TABLES 402.4(1) THROUGH 402.4(22) WHERE THE SPECIFIC GRAVITY OF THE GAS IS OTHER THAN 0.60
- A.3 USE OF CAPACITY TABLES [Go to Page]
- TABLE A.3.4 THOUSANDS OF BTU/H (MBH) OF NATURAL GAS PER 100 FEET OF PIPE AT VARIOUS PRESSURE DROPS AND PIPE DIAMETERS
- A.4 USE OF SIZING EQUATIONS
- A.5 PIPE AND TUBE DIAMETERS [Go to Page]
- TABLE A.5.1 SCHEDULE 40 STEEL PIPE STANDARD SIZES
- TABLE A.5.2 COPPER TUBE STANDARD SIZES
- A.6 USE OF SIZING CHARTS [Go to Page]
- FIGURE A.6 (a) CAPACITY OF NATURAL GAS PIPING, LOW PRESSURE (0.60 WC)
- FIGURE A.6 (b) CAPACITY OF NATURAL GAS PIPING, HIGH PRESSURE (1.5 psi and above)
- A.7 EXAMPLES OF PIPING SYSTEM DESIGN AND SIZING [Go to Page]
- FIGURE A.7.1 PIPING PLAN SHOWING A STEEL PIPING SYSTEM
- FIGURE A.7.2 PIPING PLAN SHOWING A CSST SYSTEM
- FIGURE A.7.3 PIPING PLAN SHOWING A COPPER TUBING SYSTEM
- FIGURE A.7.4 PIPING PLAN SHOWING A MODIFICATION TO EXISTING PIPING SYSTEM
- APPENDIX B (IFGS) SIZING OF VENTING SYSTEMS SERVING APPLIANCES EQUIPPED WITH DRAFT HOODS, CATEGORY I APPLIANCES, AND APPLIANCES LISTED FOR USE WITH TYPE B VENTS [Go to Page]
- EXAMPLES USING SINGLE APPLIANCE VENTING TABLES [Go to Page]
- FIGURE B-1 TYPE B DOUBLE-WALL VENT SYSTEM SERVING A SINGLE APPLIANCE WITH A TYPE B DOUBLE-WALL VENT
- FIGURE B-2 TYPE B DOUBLE-WALL VENT SYSTEM SERVING A SINGLE APPLIANCE WITH A SINGLE-WALL METAL VENT CONNECTOR
- FIGURE B-3 VENT SYSTEM SERVING A SINGLE APPLIANCE WITH A MASONRY CHIMNEY OF TYPE B DOUBLE-WALL VENT CONNECTOR
- FIGURE B-4 VENT SYSTEM SERVING A SINGLE APPLIANCE USING A MASONRY CHIMNEY AND A SINGLE-WALL METAL VENT CONNECTOR
- FIGURE B-5 ASBESTOS CEMENT TYPE B OR SINGLE-WALL METAL VENT SYSTEM SERVING A SINGLE DRAFT-HOOD-EQUIPPED APPLIANCE
- FIGURE B-6 VENT SYSTEM SERVING TWO OR MORE APPLIANCES WITH TYPE B DOUBLE-WALL VENT AND TYPE B DOUBLE-WALL VENT CONNECTOR
- FIGURE B-7 VENT SYSTEM SERVING TWO OR MORE APPLIANCES WITH TYPE B DOUBLE-WALL VENT AND SINGLE-WALL METAL VENT CONNECTORS
- FIGURE B-8 MASONRY CHIMNEY SERVING TWO OR MORE APPLIANCES WITH TYPE B DOUBLE-WALL VENT CONNECTOR
- FIGURE B-9 MASONRY CHIMNEY SERVING TWO OR MORE APPLIANCES WITH SINGLE-WALL METAL VENT CONNECTORS
- FIGURE B-10 ASBESTOS CEMENT TYPE B OR SINGLE-WALL METAL VENT SYSTEM SERVING TWO OR MORE DRAFT-HOOD-EQUIPPED APPLIANCES
- FIGURE B-11 USE OF MANIFOLD COMMON VENT CONNECTOR
- FIGURE B-12 USE OF OFFSET COMMON VENT
- FIGURE B-13 MULTISTORY GAS VENT DESIGN PROCEDURE FOR EACH SEGMENT OF SYSTEM
- FIGURE B-14 MULTISTORY VENT SYSTEMS
- FIGURE B-15 (EXAMPLE 1) SINGLE DRAFT-HOOD-EQUIPPED APPLIANCE
- FIGURE B-16 (EXAMPLE 2) SINGLE FAN-ASSISTED APPLIANCE
- EXAMPLES USING COMMON VENTING TABLES [Go to Page]
- FIGURE B-17 (EXAMPLE 4) COMMON VENTING TWO DRAFT HOOD-EQUIPPED APPLIANCES
- FIGURE B-18 (EXAMPLE 5A) COMMON VENTING A DRAFT HOOD WITH A FAN-ASSISTED FURNACE INTO A TYPE B DOUBLE-WALL COMMON VENT
- TABLE B-1 MASONRY CHIMNEY LINER DIMENSIONS WITH CIRCULAR EQUIVALENTSa
- FIGURE B-19
- APPENDIX C (IFGS) EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS [Go to Page]
- APPENDIX C EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS
- APPENDIX D (IFGS) RECOMMENDED PROCEDURE FOR SAFETY INSPECTION OF AN EXISTING APPLIANCE INSTALLATION
- INDEX
- ICC-ES PMG LISTING PROGRAM
- ICC MEMBERSHIP INFORMATION
- ICC TRAINING INFORMATION
- 2009 I-CODES SIGNIFICANT CHANGES SERIES
- ECODES.BIZ [Go to Page]