Festool 577977 VF-SYS-AIR/5 Preliminary Filter for SYS-AIR – Pack of 5

Already filters most of the dust and thus protects the main filter. Low-dust, quickly replaceable and cost saving. Two-stage filter system: The majority of the airborne dust is caught by the preliminary filter. This protects the main filter Quick filter replacement: The preliminary filter can be easily removed and installed without any tools For pre-filtering of airborne dust for the SYS-AIR air purifier