ATLAS COPCO PAROIL H PLUS is another air compressor mineral oil designed specifically for the Atlas company. Plus sign here indicates that special additives are added to make it even more better like increasing the overall performance of the machine and increasing the drain interval of the machine. This oil is a little expensive when compared to ATLAS COPCO PAROIL H. Most of these lubricants are exported out of the country of India to meet the demand of Atlas Copco overseas.