3M Filtrete Eureka HF-5 HEPA Vacuum Filter - 1 filter Nullify Imported Fits vacuum models EUREKA* Whirlwind Litespeed (5740, 5840 Series), The Boss*, Boss* 4D and Boss 4D* Pet Fresh* (5800, 5810, 5850, 5860, 5890, 5900 Series) Uprights. SANITAIRE* (SC5710, SC5810, SC5840, SP5810 Series) Uprights. HAWK* HEPA 15" (UVHEPA15) Upright. POWR-FLITE* (PF82HF, PF83) Uprights. HEPA filters are designed to meet industry recognized HEPA Standards. HEPA filters help trap 99.97% of all airborne pollutants 0.3 microns or larger, including household dust, pet dander, grass and ragweed pollen, dust mite debris and other microscopic allergens. Vacuum Filters should be replaced every 30 to 60 days for optimium performance. All vacuum brand and model names are registered trademarks of vacuum manufacturers.