R421A Refrigerant 25 LB | Arctic Prince delivers dependable, professional‑grade performance for HVAC/R technicians who demand purity, consistency, and compliance. Each cylinder is rigorously filled and sealed to help protect components, reduce callbacks, and keep systems running efficiently.

Net Contents: 25 LB

Refrigerant Type: R-421A

Overview: A non‑ozone‑depleting refrigerant, formulated and packaged for high reliability in field service and installation work. Suitable for new charges, top‑offs, and system service where the specification calls for this refrigerant.

Key Benefits

• Reliable cooling performance for demanding conditions
• Zero ozone depletion potential (ODP) or compliant alternative depending on application
• Low moisture and high purity for system longevity
• Compatible with modern HVAC/R best practices when used as directed
• Factory‑sealed cylinder for clean, contaminant‑free charging

Typical Applications

• Commercial and supermarket refrigeration
• Reach‑in and walk‑in freezers/coolers
• Transport and industrial refrigeration
• Ice machines and display cases

Professional Use Notes

• Use only in systems specifically designed or retrofitted for this refrigerant; follow all OEM service procedures.
• Evacuate, leak‑check, and charge by weight with calibrated scales.
• Always reference the latest SDS, local regulations, and EPA rules before purchase or use.
• Lubricant compatibility: Consult OEM; many systems use POE oils with modern blends.
• Safety classification: A1 (non‑flammable, low toxicity) per typical industry classification; verify with SDS.

Packaging & Quality

• Factory‑sealed, moisture‑controlled cylinder
• Batch‑level quality control for purity and moisture
• Suitable for professional contractors, facilities maintenance, and refrigeration service teams