Description

R404A Refrigerant Gas – 10 kg Cylinder | Commercial Refrigeration | UK

Refrigerant Gas Supplies Ltd, based in Wakefield, Yorkshire, supplies R404A in 10 kg cylinders for commercial refrigeration service and maintenance across the UK. R404A (GWP 3,922) remains essential for maintaining the large installed base of commercial refrigeration systems including supermarket display cases, cold storage and refrigerated transport. F-Gas Category I certification required. Next-day mainland UK delivery.

Key Specifications

• Net weight: 10 kg per cylinder
• Composition: R125 (44%) / R143a (52%) / R134a (4%) — HFC blend
• GWP: 3,922 | ODP: 0
• Safety rating: A1 (non-flammable, non-toxic)
• Applications: Commercial refrigeration, cold storage, transport refrigeration
• Certification: F-Gas Category I required
• Delivery: Next-day mainland UK delivery

R404A for Commercial Refrigeration Service

R404A is no longer used in new commercial refrigeration equipment, but the very large installed base of R404A systems across UK food retail, cold storage and transport requires ongoing service gas. Refrigerant Gas Supplies Ltd maintains compliant stock for F-Gas certified service engineers. For new installations, consult our full refrigerant range and the equipment manufacturer for approved lower-GWP alternatives.

Frequently Asked Questions

Is R404A being phased out in the UK?

Yes. R404A (GWP 3,922) is restricted under UK F-Gas phase-down. No longer in new equipment. Alternatives include R448A, R449A, R452A and R407F. Service supply continues for existing systems.

What replaces R404A in commercial refrigeration?

R448A, R449A, R452A and R407F are the most common alternatives. Best choice depends on system type and manufacturer guidance.

Do I need F-Gas certification to buy R404A?

Yes. Valid F-Gas Category I certification is required.

What applications use R404A?

Supermarket display cases, cold stores, blast freezers, refrigerated transport and industrial low-temperature applications. Suited to −40°C to +20°C condensing temperature range.