Jun 9, 2022 · If you have an old Air conditioning system that uses R22 refrigerant and you want to replace the refrigerant with a non-ozone depleting option, R438A would be an excellent choice. The refrigerant is a HFC blend consisting of five components. They include 8.5% of R32, 45% of R125, 44.2% of R134A, 1.7% of Butane (R600A), and 0.6% of iPentane (R601A).

Among those products is Freon™ MO99™ (R-438A), a retrofit refrigerant for R-22 that does not require an oil change. Freon™ MO99™ works with: Of all the "no oil change" replacement refrigerants, Freon™ MO99™ offers the closest performance match to R-22.

Refrigerant R-438A is not just another coolant. It’s a small yet powerful player in the world of heating, ventilation, and air conditioning (HVAC). You may not know it, but this stuff works hard to keep you cool when it’s hot and warm when it’s cold. It’s time we gave it the spotlight it deserves!

Freon™ MO99 is the closest match to R-22 of all "no oil change" replacement refrigerants. It is compatible with all traditional and new lubricants. Compare MO99 to other R-22 replacement products.

r-438a (mo99) HFC zeotropic blend of R-125 (45%), R-134a (44.2%), R-32 (8.5%), R-600 (1.7%), R-601a (0.6%), that is designed to replace R-22 in direct expansion refrigeration and AC systems.

Freon™ MO99™ (R-438A) and Freon™ NU-22B™ (R-422B) Refrigerants Retrofit Guidelines Introduction, Safety, Field experience has shown that Freon General Retrofit Procedure Introduction Freon™ MO99™ and Freon™ NU-22B™ refrigerants have proven to be reliable, cost-effective, non-ozone depleting retrofit refrigerants.

Refrigerant (R-438A) “No Oil Change” R-22 Replacement Comparison Guide Looking for an R-22 replacement for use in air conditioning? Contractors have chosen Freon™ MO99 for millions of quick, easy, and cost-effective R-22 retrofits. Freon™ MO99 is U.S. EPA SNAP-approved, compatible with mineral oil and POE, and has the closest performance

R-438A is a non-ozone depleting hydrofluorocarbon (HFC) refrigerant that is commonly used as a replacement for R-22 in existing systems. It is a blend of R-32, R-125, and R-134a refrigerants, making it an environmentally friendly option for cooling applications.

R-438A (Freon TM MO99) is a zeotropic HFC blend, which can replace R-22 (HCFC) in residential and commercial air conditioning applications, chillers and low & medium temperature direct expansion refrigeration systems.