MettleAir AF4000-N06D-1 PK Automatic Drain Air Filter with Moisture Trap, 6000 L/minute, 3/4" NPT Ports Model: AF4000-N06D Ports: 3/4" NPT Flow Rate: 6000/ min (211.89 SCFM) Automatic Drain 25 Micron Reusable Filtering Element (Sintered Bronze) can be easily cleaned in solvent to prevent clogs