For dual headed compressors. Coalescing Filter Element – Type B /. 5 micron RPI Part #CME043. Coalescing Filter Element – Type C /. 01 micron RPI Part #CME044. (2) Air Filter Element – 2 micron RPI Part #CME067. Fit the following Dental-EZ compressor models: 1013D, 1023D, 1025D, 1027D.