Choice R-421A Refrigerant – 25 lb Cylinder | AHRI-700 Certified R-22 Replacement

Choice R-421A Virgin Refrigerant is a high-performance HFC blend designed as a retrofit replacement for R-22 in residential and commercial air conditioning and medium-temperature refrigeration systems. Engineered for dependable operation with minimal system modifications in many approved applications, R-421A provides a practical solution for extending the life of legacy HVACR equipment.

Packaged in a 25 lb disposable cylinder, this 100% virgin refrigerant is manufactured to AHRI-700 purity standards, ensuring consistent quality, stable performance, and reliable service results.

Key Features

• 100% Virgin R-421A Refrigerant – Factory-sealed for maximum purity and performance.
• AHRI-700 Certified – Meets strict industry standards for refrigerant quality and consistency.
• R-22 Retrofit Solution – Designed for use in approved R-22 replacement applications.
• A1 Safety Classification – Non-flammable and low toxicity for safer handling.
• Reduced Environmental Impact – Zero ozone depletion potential (ODP) with improved environmental profile vs. R-22.
• Minimal System Modification in Many Applications – Often compatible with existing mineral or alkylbenzene oils (verify manufacturer guidelines).
• Reliable Cooling Performance – Stable capacity across a wide operating range for HVAC and refrigeration systems.
• 25 lb Disposable Cylinder – Ideal for service, maintenance, and retrofit work.

Ideal Applications

• Residential air conditioning systems
• Commercial HVAC systems
• Medium-temperature refrigeration
• Walk-in coolers and freezers
• Heat pumps
• R-22 retrofit conversions (approved applications only)

Product Specifications

Why Choose R-421A?

R-421A is a proven retrofit refrigerant designed to replace R-22 in existing systems without requiring full equipment replacement in many approved cases. It delivers consistent cooling performance, AHRI-700 certified purity, and A1 non-flammable safety, making it a dependable choice for HVACR professionals servicing older systems.

By reducing environmental impact while maintaining strong operational reliability, R-421A helps extend system life and reduce downtime for both residential and commercial applications.