HQRP HEPA Filter 4-Pack for Miele AH-30 SF-AH30 7226160 4854916 4306919 fits S7000, S2000, S300, S400, S500, S600, S700, S800 series Vac Vacuum Cleaner airclean SF-AA30 + HQRP Coaster HQRP&reg; Four Filters plus HQRP&reg; Coaster; This Active filter is HEPA and retains 99.97% of particles down to 0.3 micron. The filter has a activated carbon layer to neutralize and absorb odors. 100% Compatible with Original filter; 2 weeks DOA replacement warranty!