R-438A (MO99) Refrigerant – 25 lb Factory-Sealed Cylinder

R-438A, also known as MO99, is an AHRI-700 certified, virgin A1 refrigerant built as a versatile R-22 alternative for existing DX air-conditioning and refrigeration systems. It's compatible with mineral oil, alkylbenzene, and POE oils, simplifying many retrofits without a routine oil change.

What You Get

• 25 lb factory-sealed cylinder, 100% virgin refrigerant
• AHRI-700 certified purity
• A1 – non-flammable classification
• Compatible with MO, AB, and POE lubricants
• Built to simplify retrofit installation

Best for: residential and commercial A/C, rooftop units, walk-in coolers, and DX chillers.

Please note: confirm equipment compatibility and follow the manufacturer's specifications and applicable regulations before retrofitting.