CITGO CompressorGard PAO lubricants are formulated with high-quality polyalphaolefin (synthesized hydrocarbon) base fluids and incorporate technologically advanced additives. This base fluid makes CITGO CompressorGard PAO lubricants the most cost-effective lubricants currently available. Lower deposit forming tendencies and high flash points lead to fewer compressor fires. They have other important characteristics that lead to safe, effective and efficient compressor performance. Available in ISO grades 32, 46, 68, 100 and 150.