Australia

Germany

Global

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

Carbon dioxide (CO2)

R-404A / HFC-404A

R-410A / HFC-410A

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. CAS number: 811-97-2. Retrieved from Singapore Emission Factors Registry (SEFR) database. The primary data source is National Environment Agency (NEA) Singapore.

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. CAS number: 811-97-2. 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. CAS number: 811-97-2. Retrieved from the IPCC Global Warming Potential Values (pdf) file published by GHG Protocol 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. CAS number: 811-97-2. Retrieved from the Global Logistics Emissions Council Framework for Logistics Emissions Accounting and Reporting (2019).

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. CAS number: 420-46-2. Retrieved from the CSV file "Koudemiddelen NL" from CO2 Emissiefactoren 2025.02 providing a standard list of CO2 emission factors.

Emission intensity of tetrafluoroethane (R134a). Includes emissions from LCA module D. This emission factor is valid until 2026. Retrieved from the CSV file OEKOBAUDAT 2024-I in the source URL. For additional information on the application and interpretation of this emission factor please refer to the link: https://www.oekobaudat.de/OEKOBAU.DAT/resource/processes/2c832940-1bcb-49f0-b809-912560fb03b7?version=20.24.070

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. CAS number: 811-97-2. 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. CAS number: 811-97-2. 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. CAS number: 811-97-2. Published by the Australian Government (DCCEEW) in August 2025. Retrieved from Table 11 Global warming potentials of common refrigerants.

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. CAS number: 811-97-2. Retrieved from the excel file CO2 Emissiefactoren 2026 providing a Dutch standard list of CO2 emission factors. For additional information on this emission factor please see: https://co2emissiefactoren.nl/factoren/2026/21/17/koudemiddelen-hfcs-r134a/

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. CAS number: 811-97-2. Retrieved from the Conversion Factors 2026: flat file published by the UK Government at the source URL.

Emission intensity of tetrafluoroethane (R134a). Includes emissions from LCA module A1-A3. This emission factor is valid until 2026. Retrieved from the CSV file OEKOBAUDAT 2024-I in the source URL. For additional information on the application and interpretation of this emission factor please refer to the link: https://www.oekobaudat.de/OEKOBAU.DAT/resource/processes/2c832940-1bcb-49f0-b809-912560fb03b7?version=20.24.070

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. CAS number: 811-97-2. 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 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. CAS number: 811-97-2. Retrieved from the excel file CO2 Emissiefactoren 2026 providing a Dutch standard list of CO2 emission factors. For additional information on the application and interpretation of this emission factor please refer to the link: https://co2emissiefactoren.nl/factoren/2026/21/17/koudemiddelen-hfcs-r134a/

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. CAS number: 811-97-2. 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. CAS number: 811-97-2. Retrieved from Table 11, published by Cornerstone as the continuation of the U.S. EPA's GHG Emission Factors Hub.

Property	Value
Name	R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)
Sector	Refrigerants and Fugitive Gases
Category	Refrigerants and Fugitive Gases
Source	BEIS, CO2 Emissiefactoren, CO2 Emissiefactoren Belgium, Cornerstone Sustainability Data Initiative, DISER, EPA, GHG Protocol, GLEC, OEKOBAUDAT, SEFR
Region	Australia (AU), Germany (DE), Global (GLOBAL)
Year	2007 2014 2021 2025
LCA Activity	fugitive_release, fugitive_release_combined, production, recycling, use_phase

Emission Factor Name	Region	Source	Year	Unit
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	SEFR	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	BEIS	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	GHG Protocol	2021	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	GLEC	2007	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	CO2 Emissiefactoren Belgium	2021	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Germany	OEKOBAUDAT	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	EPA	2007	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	BEIS	2007	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Australia	DISER	2025	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	CO2 Emissiefactoren	2007	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	BEIS	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	BEIS	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Germany	OEKOBAUDAT	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	BEIS	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	CO2 Emissiefactoren	2021	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	EPA	2014	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	EPA	2007	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	EPA	2007	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	Cornerstone Sustainability Data Initiative	2021	Unit Type
R-134a / HFC-134a (1.1.1.2-tetrafluoroethane)	Global	EPA	2014	Unit Type

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

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Related factors

Refrigerants and Fugitive Gases Emission Factors

Carbon dioxide (CO2)

R-404A / HFC-404A

R-410A / HFC-410A

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

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Related factors

Refrigerants and Fugitive Gases Emission Factors

Carbon dioxide (CO2)

R-404A / HFC-404A

R-410A / HFC-410A

Detailed Metadata

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