Singapore F-Gas transition
The 2027 GWP cap is coming.
Get your cold rooms ready for CO2.
From 1 July 2027, new centralised commercial refrigeration in Singapore must use a refrigerant with a global warming potential no higher than 150. This is the open reference on what changes and how Muller CO2 systems meet it.
NEA, announced 28 May 2026. Verify against the gazetted regulations.
The regulatory timeline
Sep 2025
NEA public consultation on HFC equipment requirements.
28 May 2026
GWP 150 cap and dismantling registration announced.
1 Jul 2027
GWP 150 cap on new centralised systems. Dismantling firms register with NEA.
Jul 2028
Vehicle air-conditioning follows.
Explore knowledge articles
All articles ›The compliance explainer, the CO2 primer and the regulatory timeline are public. Send them to a client or facilities manager, no account required.
GWP cap Compliance & F-Gas · Explainer
The 2027 GWP cap explained
What GWP 150 means, the equipment in scope, and the grace provisions.
Read the explainer ›
CO2 primer CO2 systems & natural refrigerants
How transcritical CO2 works
Why R744 is the natural-refrigerant answer for Singapore cold rooms.
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Recovery Compliance & F-Gas (Singapore)
Decommissioning registration
The recovery and quarterly records obligations from July 2027.
Read › 
Cooling load Cooling load & sizing
Cold room heat-load basics
The heat sources that set your cooling capacity, and how sizing works.
Read › Datasheets & manuals
All documents ›The full Muller and Heatcraft library, open to browse and download. No account required.
Unit coolers Unit coolers
Muller unit coolers (50 Hz)
Full range: capacities, dimensions and electrical data.
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Condensing units Condensing units
Muller condensing units
Air-cooled condensing unit range and performance data.
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Reference Reference
Heatcraft selection tables
Product-load and cooling-capacity reference tables.
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