CGA 4.9 : 0

List of IGAC members
List of CGA committee members
Part I. Boilers for use with all gases - construction
 1.1 Scope
 1.2 General construction
 1.3 Assembly
 1.4 Accessibility
 1.5 Combustion air and ventilation
 1.6 Main burners
 1.7 Primary air control
 1.8 Orifice spuds and orifice fittings
 1.9 Pilot burners and safety shutoff devices
 1.10 Flame spreaders
 1.11 Manual gas valves
 1.12 Gas supply lines
 1.13 Bleeds and vents
 1.14 Automatic valves
 1.15 Gas appliance pressure regulators
 1.16 Adjustment of minimum input rating
 1.17 Gum protective devices
 1.18 Limiting devices
 1.19 Safety and relief valves
 1.20 Low water cut-off
 1.21 Jackets
 1.22 Boiler construction
 1.23 Electrical equipment and wiring
 1.24 Flue connections
 1.25 Draft hoods
 1.26 Water connections
 1.27 Instructions
 1.28 Marking
Part II. Boilers for use with all gases - performance
 2.1 General
 2.2 Test gases
 2.3 Test pressures and burner adjustments
 2.4 Noise of operation
 2.5 Combustion
 2.6 Burner operating characteristics
 2.7 Pilot burners and safety shutoff devices
 2.8 Thermal efficiency
 2.9 Flame spreader temperatures
 2.10 Flue gas baffle temperatures
 2.11 Steam pressure limiting devices
 2.12 Water temperature limiting devices
 2.13 Manual gas valves
 2.14 Gas appliance pressure regulators
 2.15 Automatic valves
 2.16 Pressure drop
 2.17 Wall and floor temperatures
 2.18 Flue gas temperature
 2.19 Draft hoods
 2.20 Draft tests for appliances equipped with power burners
 2.21 (Optional) Alcove or closet installation
 2.22 Boilers for outdoor installation
Part III. Definitions
Appendix A
Appendix B