Roca WF is a high-quality essentially wax-free oil for the lubrication of compressors used in refrigeration and airconditioning systems. The product series are recommended for use with ammonia, carbon dioxide and halogenated refrigerants. Roca WF is manufactured from naphthenic base oils selected to meet refrigeration compressor manufacturers’ requirements. The product series offers particularly good low temperature properties and high stability, minimizing varnish and sludge formation over extended operating periods. Roca WF is dehydrated and packaged to resist moisture.