Certified filtering system captures 99.97 percent of all particulate matter down to .3 microns

• Filter design allows full use of canister and filter bag volume
• High efficiency system reduces dust in a shop environment
• Filter is compliant with EPA RRP guidelines
• Replacement filter for CT 26/36 modelsFestool Main Filter is a High Efficiency Particulate Air filter (HEPA) designed to work on CT 26/36 systems. As a genuine Festool replacement part, it maintains original dust extraction efficiency. High Efficiency Dust FilteringWhen reducing dust in a body shop environment is essential, the Festool Main Filter delivers what you’re looking by capturing 99.97 percent of particulate matter down to .3 microns, helping you work cleaner. While the filter traps tiny particles of dust, it still maintains sufficient airflow.