No oil change required; Freonâ„¢ MO99 is compatible with mineral oil, AB, and POE. No cutting out of compressors to dump oil. No TXV or line set changes. Pressure and temperatures closely match R-22. After making required repairs and changing seals and filter driers, simply evacuate and charge with Freonâ„¢ MO99.
Find R22 refrigerant alternatives, including MO99, R-407C and R-410A. Search available options to replace R22 refrigerant at HD Supply.
RS-44b (R453a) is the newest R22 drop-in replacement refrigerant in the U.S. market. RS-44b has been sold worldwide for the past 5 years, branded as RS-70
RS-44 is a direct drop-in replacement for R22 in ac applications in systems with a capillary as well as an expansion device. There is no need to change the lubricant since, as with all the RS series of refrigerants, RS-44 is compatible with mineral, alkyl benzene and POE oils.
Older AC use R22 refrigerant, which is being phased out over the next few years out. Find out about your R22 replacement options.
If your system was installed before 2004, it's likely to operate using R22 refrigerant and should be replaced with immediate effect. While it remains legal to .