National Fire Protection AssociationNFPA 54National Fuel Gas Code (also ANSI Z223.1).Referenced across 13 Anvilfield field guides. Field guides that apply NFPA 54HVACHVACBuilding pressurization field guideHVACCombustion analysis field guideHVACGas furnace field guideHVACInfrared radiant heater field guideHVACKitchen equipment install field guideHVACUnit heater field guidePlumbingPlumbingGas piping sizing and install guidePlumbingPlumbing estimating and takeoff guidePlumbingPropane LP-gas system install guidePlumbingWater heater maintenancePlumbingWater heater venting and combustion airLandscapingLandscapingOutdoor fire feature guideLandscapingOutdoor kitchen construction guide Often cited alongsideANSI Z223.1IFGCIPCUPCNECNFPA 58IMCIRC Compare your optionsGas furnace vs Electric furnaceHeat pump vs Gas furnaceGas tankless vs Electric tankless Browse all codes and standards