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International Mechanical Code, 2018
- 2018 IMC® INTERNATIONAL MECHANICAL CODE®
- 2018 IMC® TITLE PAGE
- COPYRIGHT
- PREFACE
- EFFECTIVE USE OF THE INTERNATIONAL MECHANICAL CODE
- TABLE OF CONTENTS
- CHAPTER 1 SCOPE AND ADMINISTRATION [Go to Page]
- PART 1–SCOPE AND APPLICATION [Go to Page]
- SECTION 101 GENERAL
- SECTION 102 APPLICABILITY
- PART 2–ADMINISTRATION AND ENFORCEMENT [Go to Page]
- SECTION 103 DEPARTMENT OF MECHANICAL INSPECTION
- SECTION 104 DUTIES AND POWERS OF THE CODE OFFICIAL
- SECTION 105 APPROVAL
- SECTION 106 PERMITS
- SECTION 107 INSPECTIONS AND TESTING
- SECTION 108 VIOLATIONS
- SECTION 109 MEANS OF APPEAL
- SECTION 110 TEMPORARY EQUIPMENT, SYSTEMS AND USES
- CHAPTER 2 DEFINITIONS [Go to Page]
- SECTION 201 GENERAL
- SECTION 202 GENERAL DEFINITIONS
- CHAPTER 3 GENERAL REGULATIONS [Go to Page]
- SECTION 301 GENERAL
- SECTION 302 PROTECTION OF STRUCTURE
- SECTION 303 EQUIPMENT AND APPLIANCE LOCATION
- SECTION 304 INSTALLATION
- SECTION 305 PIPING SUPPORT [Go to Page]
- TABLE 305.4 PIPING SUPPORT SPACINGa
- SECTION 306 ACCESS AND SERVICE SPACE
- SECTION 307 CONDENSATE DISPOSAL [Go to Page]
- TABLE 307.2.2 CONDENSATE DRAIN SIZING
- SECTION 308 CLEARANCE REDUCTION [Go to Page]
- TABLE 308.4.2 CLEARANCE REDUCTION METHODSb
- SECTION 309 TEMPERATURE CONTROL
- SECTION 310 EXPLOSION CONTROL
- SECTION 311 SMOKE AND HEAT VENTS
- SECTION 312 HEATING AND COOLING LOAD CALCULATIONS
- CHAPTER 4 VENTILATION [Go to Page]
- SECTION 401 GENERAL [Go to Page]
- TABLE 401.5 OPENING SIZES IN LOUVERS, GRILLES AND SCREENS PROTECTING AIR INTAKE OPENINGS
- SECTION 402 NATURAL VENTILATION
- SECTION 403 MECHANICAL VENTILATION [Go to Page]
- EQUATION 4-1
- TABLE 403.3.1.1.1.2 ZONE AIR DISTRIBUTION EFFECTIVENESSa,b,c,d
- EQUATION 4-2
- EQUATION 4-3
- EQUATION 4-4
- EQUATION 4-5
- TABLE 403.3.1.1.2.3.2 SYSTEM VENTILATION EFFICIENCYa,b
- EQUATION 4-6
- EQUATION 4-7
- EQUATION 4-8
- EQUATION 4-9
- TABLE 403.3.1.1 MINIMUM VENTILATION RATES [Go to Page]
- TABLE 403.3.1.1—continued MINIMUM VENTILATION RATES
- TABLE 403.3.1.1—continued MINIMUM VENTILATION RATES
- TABLE 403.3.1.1—continued MINIMUM VENTILATION RATES
- TABLE 403.3.2.3 MINIMUM REQUIRED LOCAL EXHAUST RATES FOR GROUP R-2, R-3, AND R-4 OCCUPANCIES
- SECTION 404 ENCLOSED PARKING GARAGES
- SECTION 405 SYSTEMS CONTROL
- SECTION 406 VENTILATION OF UNINHABITED SPACES
- SECTION 407 AMBULATORY CARE FACILITIES AND GROUP I-2 OCCUPANCIES
- CHAPTER 5 EXHAUST SYSTEMS [Go to Page]
- SECTION 501 GENERAL
- SECTION 502 REQUIRED SYSTEMS [Go to Page]
- EQUATION 5-1
- SECTION 503 MOTORS AND FANS
- SECTION 504 CLOTHES DRYER EXHAUST [Go to Page]
- TABLE 504.8.4.1 DRYER EXHAUST DUCT FITTING EQUIVALENT LENGTH
- SECTION 505 DOMESTIC COOKING EXHAUST EQUIPMENT
- SECTION 506 COMMERCIAL KITCHEN HOOD VENTILATION SYSTEM DUCTS AND EXHAUST EQUIPMENT
- SECTION 507 COMMERCIAL KITCHEN HOODS [Go to Page]
- TABLE 507.2.8 MINIMUM DISTANCE BETWEEN THE LOWEST EDGE OF A GREASE FILTER AND THE COOKING SURFACE OR THE HEATING SURFACE
- SECTION 508 COMMERCIAL KITCHEN MAKEUP AIR
- SECTION 509 FIRE SUPPRESSION SYSTEMS
- SECTION 510 HAZARDOUS EXHAUST SYSTEMS [Go to Page]
- TABLE 510.9 MINIMUM DUCT THICKNESS
- TABLE 510.9.2 CLEARANCE TO COMBUSTIBLES
- SECTION 511 DUST, STOCK AND REFUSE CONVEYING SYSTEMS [Go to Page]
- TABLE 511.2 CONSTRUCTION, CLEARANCE AND TERMINATION REQUIREMENTS FOR SINGLE-WALL METAL CHIMNEYS
- SECTION 512 SUBSLAB SOIL EXHAUST SYSTEMS
- SECTION 513 SMOKE CONTROL SYSTEMS [Go to Page]
- EQUATION 5-2
- EQUATION 5-3
- SECTION 514 ENERGY RECOVERY VENTILATION SYSTEMS
- CHAPTER 6 DUCT SYSTEMS [Go to Page]
- SECTION 601 GENERAL
- SECTION 602 PLENUMS
- SECTION 603 DUCT CONSTRUCTION AND INSTALLATION [Go to Page]
- TABLE 603.4 DUCT CONSTRUCTION MINIMUM SHEET METAL THICKNESS FOR SINGLE DWELLING UNITSa
- SECTION 604 INSULATION
- SECTION 605 AIR FILTERS
- SECTION 606 SMOKE DETECTION SYSTEMS CONTROL
- SECTION 607 DUCT AND TRANSFER OPENINGS [Go to Page]
- [BF] TABLE 607.3.2.1 FIRE DAMPER RATING
- CHAPTER 7 COMBUSTION AIR [Go to Page]
- SECTION 701 GENERAL
- CHAPTER 8 CHIMNEYS AND VENTS [Go to Page]
- SECTION 801 GENERAL
- SECTION 802 VENTS [Go to Page]
- TABLE 802.2 VENT APPLICATION
- SECTION 803 CONNECTORS [Go to Page]
- TABLE 803.9(1) MINIMUM CHIMNEY CONNECTOR THICKNESS FOR LOW-HEAT APPLIANCES
- TABLE 803.9(2) MINIMUM CHIMNEY CONNECTOR THICKNESS FOR MEDIUM- AND HIGH-HEAT APPLIANCES
- TABLE 803.10.4 CHIMNEY CONNECTOR SYSTEMS AND CLEARANCES TO COMBUSTIBLE WALL MATERIALS FOR DOMESTIC HEATING APPLIANCESa, b, c, d
- TABLE 803.10.6 CONNECTOR CLEARANCES TO COMBUSTIBLES
- SECTION 804 DIRECT-VENT, INTEGRAL VENT AND MECHANICAL DRAFT SYSTEMS
- SECTION 805 FACTORY-BUILT CHIMNEYS
- SECTION 806 METAL CHIMNEYS
- CHAPTER 9 SPECIFIC APPLIANCES, FIREPLACES AND SOLID FUEL-BURNING EQUIPMENT [Go to Page]
- SECTION 901 GENERAL
- SECTION 902 MASONRY FIREPLACES
- SECTION 903 FACTORY-BUILT FIREPLACES
- SECTION 904 PELLET FUEL-BURNING APPLIANCES
- SECTION 905 FIREPLACE STOVES AND ROOM HEATERS
- SECTION 906 FACTORY-BUILT BARBECUE APPLIANCES
- SECTION 907 INCINERATORS AND CREMATORIES
- SECTION 908 COOLING TOWERS, EVAPORATIVE CONDENSERS AND FLUID COOLERS
- SECTION 909 VENTED WALL FURNACES
- SECTION 910 FLOOR FURNACES
- SECTION 911 DUCT FURNACES
- SECTION 912 INFRARED RADIANT HEATERS
- SECTION 913 CLOTHES DRYERS
- SECTION 914 SAUNA HEATERS
- SECTION 915 ENGINE AND GAS TURBINE-POWERED EQUIPMENT AND APPLIANCES
- SECTION 916 POOL AND SPA HEATERS
- SECTION 917 COOKING APPLIANCES
- SECTION 918 FORCED-AIR WARM-AIR FURNACES
- SECTION 919 CONVERSION BURNERS
- SECTION 920 UNIT HEATERS
- SECTION 921 VENTED ROOM HEATERS
- SECTION 922 KEROSENE AND OIL-FIRED STOVES
- SECTION 923 SMALL CERAMIC KILNS
- SECTION 924 STATIONARY FUEL CELL POWER SYSTEMS
- SECTION 925 MASONRY HEATERS
- SECTION 926 GASEOUS HYDROGEN SYSTEMS
- SECTION 927 RADIANT HEATING SYSTEMS
- SECTION 928 EVAPORATIVE COOLING EQUIPMENT
- SECTION 929 HIGH-VOLUME LARGE-DIAMETER FANS
- CHAPTER 10 BOILERS, WATER HEATERS AND PRESSURE VESSELS [Go to Page]
- SECTION 1001 GENERAL
- SECTION 1002 WATER HEATERS
- SECTION 1003 PRESSURE VESSELS
- SECTION 1004 BOILERS [Go to Page]
- TABLE 1004.3.1 BOILER TOP CLEARANCES
- SECTION 1005 BOILER CONNECTIONS
- SECTION 1006 SAFETY AND PRESSURE RELIEF VALVES AND CONTROLS
- SECTION 1007 BOILER LOW-WATER CUTOFF
- SECTION 1008 BOTTOM BLOWOFF VALVE
- SECTION 1009 HOT WATER BOILER EXPANSION TANK [Go to Page]
- EQUATION 10-1
- TABLE 1009.2 CLOSED-TYPE EXPANSION TANK SIZING
- SECTION 1010 GAUGES
- SECTION 1011 TESTS
- CHAPTER 11 REFRIGERATION [Go to Page]
- SECTION 1101 GENERAL
- SECTION 1102 SYSTEM REQUIREMENTS
- SECTION 1103 REFRIGERATION SYSTEM CLASSIFICATION [Go to Page]
- TABLE 1103.1 REFRIGERANT CLASSIFICATION, AMOUNT AND OEL [Go to Page]
- TABLE 1103.1—continued REFRIGERANT CLASSIFICATION, AMOUNT AND OEL
- TABLE 1103.1—continued REFRIGERANT CLASSIFICATION, AMOUNT AND OEL
- TABLE 1103.1—continued REFRIGERANT CLASSIFICATION, AMOUNT AND OEL
- TABLE 1103.1—continued REFRIGERANT CLASSIFICATION, AMOUNT AND OEL
- SECTION 1104 SYSTEM APPLICATION REQUIREMENTS [Go to Page]
- TABLE 1104.3.2 MAXIMUM PERMISSIBLE QUANTITIES OF REFRIGERANTS
- SECTION 1105 MACHINERY ROOM, GENERAL REQUIREMENTS [Go to Page]
- EQUATION 11-1
- EQUATION 11-2
- SECTION 1106 MACHINERY ROOM, SPECIAL REQUIREMENTS [Go to Page]
- TABLE 1106.5.2 MINIMUM EXHAUST RATES
- SECTION 1107 REFRIGERANT PIPING
- SECTION 1108 FIELD TEST
- [F] SECTION 1109 PERIODIC TESTING
- CHAPTER 12 HYDRONIC PIPING [Go to Page]
- SECTION 1201 GENERAL
- SECTION 1202 MATERIAL [Go to Page]
- TABLE 1202.4 HYDRONIC PIPE
- TABLE 1202.5 HYDRONIC PIPE FITTINGS
- SECTION 1203 JOINTS AND CONNECTIONS
- SECTION 1204 PIPE INSULATION
- SECTION 1205 VALVES
- SECTION 1206 PIPING INSTALLATION
- SECTION 1207 TRANSFER FLUID
- SECTION 1208 TESTS
- SECTION 1209 EMBEDDED PIPING
- SECTION 1210 PLASTIC PIPE GROUND-SOURCE HEAT PUMP LOOP SYSTEMS [Go to Page]
- TABLE 1210.4 GROUND-SOURCE LOOP PIPE
- TABLE 1210.5 GROUND-SOURCE LOOP PIPE FITTINGS
- CHAPTER 13 FUEL OIL PIPING AND STORAGE [Go to Page]
- SECTION 1301 GENERAL
- SECTION 1302 MATERIAL [Go to Page]
- TABLE 1302.3 FUEL OIL PIPING
- SECTION 1303 JOINTS AND CONNECTIONS
- SECTION 1304 PIPING SUPPORT
- SECTION 1305 FUEL OIL SYSTEM INSTALLATION
- SECTION 1306 OIL GAUGING
- SECTION 1307 FUEL OIL VALVES
- SECTION 1308 TESTING
- CHAPTER 14 SOLAR THERMAL SYSTEMS [Go to Page]
- SECTION 1401 GENERAL
- SECTION 1402 DESIGN AND INSTALLATION
- SECTION 1403 HEAT TRANSFER FLUIDS
- SECTION 1404 LABELING
- CHAPTER 15 REFERENCED STANDARDS [Go to Page]
- ACCA
- AHRI
- AMCA
- ANSI
- ASHRAE
- ASME
- ASSE
- ASSE
- ASTM
- AWS
- AWWA
- CPSC
- CSA
- DOL
- FDA
- FS
- ICC
- IIAR
- MSS
- NAIMA
- NBBI
- NFPA
- NSF
- SMACNA
- UL
- APPENDIX A CHIMNEY CONNECTOR PASS-THROUGHS [Go to Page]
- FIGURE A-1 CHIMNEY CONNECTOR SYSTEMS [Go to Page]
- FIGURE A-1—continued CHIMNEY CONNECTOR SYSTEMS
- APPENDIX B RECOMMENDED PERMIT FEE SCHEDULE [Go to Page]
- B101 MECHANICAL WORK, OTHER THAN GAS PIPING SYSTEMS
- B102 FEE FOR REINSPECTION
- B103 TEMPORARY OPERATION INSPECTION FEE
- B104 SELF-CONTAINED UNITS LESS THAN 2 TONS
- INDEX
- ICC MEMBERSHIP
- ICC EVALUATION SERVICE
- ICC PLAN REVIEW SERVICES
- VALUABLE GUIDES TO CHANGES IN THE 2018 I-CODES® [Go to Page]