Jhn Ester Lubricant for R12 R134 12 oz

This 12 oz. can of ester lubricant is specifically formulated to be compatible with both R12 and R134a refrigerants. It's an ideal solution for retrofitting older R12 air conditioning systems to use the more modern R134a, as it mixes well with residual mineral oil. This high-quality lubricant ensures a smooth and efficient operation, helping to extend the life of your A/C compressor and system components.