The Alternative to R-22
Freon™ M099 is the closest match to R-22 operating pressures and mass flow rates when compared to other “no-oil change” replacements. The use of MO99 will minimize system component changes.
Freon™ MO99
Meets regulatory requirements
Closest capacity to R-22 with comparable energy efficiency
Best match to R-22 operating pressures
Extends life of existing equipment
Closest mass flow; best compatibility with existing A/C cap tubes and fixed metering devices
Name | Chemours D12860273 - Freon™ MO99 refrigerant (R438A) 25lb Cylinder |
Gemaire Item Number | R438A |
Manufacturer Product Number | D12860273 |
SKU - PIM Number | 1366804064736 |
ERP Number | 313743 |
Unit of Measure | EA |
Weight | 28.0 Pounds (Lb) |
Length | 9.5 Inches (In) |
Width | 9.5 Inches (In) |
Height | 17.0 Inches (In) |
Country of Origin | USA |
Brand | Isceon™ |
Refrigerant | R-438a |
Application | Low-Medium-High temperature systems |
Composition | Pentafluoroethane (HFC-125) 45%, 1,1,1,2-Tetrafluoroethane (HFC-134a) 44.2% |
Container Type | Cylinder |
Size | 25 Pound |
Trade Names | R-438a |
Type | HFC |

