Of all the "no oil change" replacement refrigerants, Freon™ MO99™ offers the closest performance match to R-22. Freon™ MO99™ has compatibility with all traditional and new …

May 21, 2025 · Understanding R-438A (MO99): A Drop-in R-22 Alternative R-438A (marketed as MO99) is a non-ozone-depleting hydrofluorocarbon (HFC) blend engineered by Chemours …

Buy 25lb R-438A (MO99) refrigerant as a replacement for R-22. Ideal for residential and commercial HVAC. Price includes shipping, contact for bulk pricing.

MO99 is simply the best refrigerant if you are considering replacing the refrigerant in your old home air conditioning system. It is ideal because it cools as well as R22 while costing …

MO99 is a non-ozone-depleting refrigerant that has been designed to replace older, more harmful refrigerants like R-22 and R-404A. With a Global Warming Potential (GWP) significantly lower …

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 …

MO99 is U.S. EPA SNAP-approved, compatible with mineral oil and POE, and has the closest performance match to R-22 compared to other “no oil change” replacements.

Refrigerant Product Information FreonTM MO99 is the first versatile R-22 retrofit refrigerant for replacing R-22 in direct expansion (DX) air conditioning and refrigeration systems. peratures. …

MO99 (R438A) is compatible with mineral oil and POE oil providing a quick, cost-effective R-22 replacement, and can be topped off during service without removing the entire refrigerant charge.

ISCEON® MO99 refrigerant, invented and patented by DuPont, combines R-22 pressure - enthalpy characteristics with mineral oil compatibility in a unique HFC refrigerant that can be …