← Refrigerants and substitutes
R-290
propane
Composition: propane, C₃H₈
Excellent thermodynamic properties and very low cost. Class A3 — highly flammable, which limits the charge (typically up to 150 g in domestic appliances).
What this means for you
This refrigerant is approved for use and is not subject to a shrinking quota. It is a safer long-term choice when buying new equipment.
Highly flammable. Limited to smaller systems with restricted charge.
Handling
Class A3. Low toxicity, highly flammable. Only small systems with a limited charge, installed by a certified technician.
Where to go next
Data source: Manual §1.3.2, §2.5.1, §2.5.2
Energy Efficiency in the Refrigeration and Air-Conditioning Sector