Global

R-411B

Germany

Carbon dioxide (CO2)

R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)

R-32 / HFC-32 (difluoromethane)

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the EPA's GHG Emission Factors Hub (xlsx).

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the 2024 GHG Emission Factors Hub (xlsx) file published by the US EPA at the source URL.

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere.  Data quality flag: methodology - This dataset has been deprecated by the source

Global Warming Potential (GWP) of a greenhouse gas not covered by the Kyoto Protocol and therefore reported under GHG Protocol outside of the scopes of an inventory. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2022: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2022: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a greenhouse gas not covered by the Kyoto Protocol and therefore reported under GHG Protocol outside of the scopes of an inventory. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2025: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a refrigerant blend that contains gases covered and not covered by the Kyoto Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from Table A-5 of Annex I of the source document.

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the 2025 GHG Emission Factors Hub (xlsx) file published by the US EPA at the source URL.

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2023: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a greenhouse gas not covered by the Kyoto Protocol and therefore reported under GHG Protocol outside of the scopes of an inventory. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2024: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a greenhouse gas not covered by the Kyoto Protocol and therefore reported under GHG Protocol outside of the scopes of an inventory. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2023: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a refrigerant blend that contains gases covered and not covered by the Kyoto Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2025: flat file published by the UK Government at the source URL.

Global Warming Potential (GWP) of a greenhouse gas covered by the Kyoto Protocol and included within scope of an inventory prepared under GHG Protocol. This should be used to report leakage from air-conditioning refrigeration units or other release to the atmosphere. Retrieved from the Conversion Factors 2024: flat file published by the UK Government at the source URL.

Property	Value
Name	R-411B
Sector	Refrigerants and Fugitive Gases
Category	Refrigerants and Fugitive Gases
Source	BEIS, EPA, GHG Protocol, UNEP
Region	Global (GLOBAL)
Unit Type	Weight
Year	2007 2014 2021
LCA Activity	fugitive_release, fugitive_release_combined, fugitive_release_non_kyoto

Emission Factor Name	Region	Source	Year	Unit
R-411B	Global	EPA	2007	Weight
R-411B	Global	EPA	2014	Weight
R-411B	Global	GHG Protocol	2007	Weight
R-411B	Global	BEIS	2007	Weight
R-411B	Global	BEIS	2007	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	UNEP	2021	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	EPA	2014	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	EPA	2007	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	BEIS	2014	Weight
R-411B	Global	EPA	2007	Weight

R-411B

Activity summary

API Reference

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Related factors

Refrigerants and Fugitive Gases Emission Factors

Carbon dioxide (CO2)

R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)

R-32 / HFC-32 (difluoromethane)