Features and Benefits: * Remove dirt, water, oil and uncondensed moisture from compressed air lines * The Dyraire Desiccant Systems 100% indicating silica gel provides maximum moisture absorption * Features easy desiccant changeout, regenerate, or replacement and changes color when saturated * The system maintains -40 degree F dew point while achieving 0% compressed air humidity * Built in sightglass allows easy monitoring of desiccant color change Stage 1 air filter includes auto drain (overnight) and 5 micron filter; Stage 2 Coalescer with auto drain (overnight) removes oil particles down to .01 micron; Stage 3 Desiccant housing, 30 cfm capacity. Self-relieving air regulators, mounting bracket and shut-off valve included.