QC3 Light Duty Compact Desiccant Filter and Dryer UnitUse this Air Line Filter to eliminate costly redo's due to moisture and dirt in the air line. Removes water, oil and humidity from compressed air. A great choice for light usage such as low volume shops, restorers, customizers, and hobbyists! Three stage filtering with 0. 1 micron rating produces clean, oil and humidity free air resulting in outstanding paint finishes by removing: Water and particulates, Oil and Humidity High performance filtration