Filtrete HEPA vacuum filters are designed according to strict HEPA standards. The media in these filters help trap 99.97% of all airborne pollutants 0.3 microns or larger, including mold spores, pet dander, grass, ragweed pollen, and other microscopic allergens. Fits models: Eureka 4700 and 5000 series. No. 67814C-2: Size: 2.6" L x 4.8" W x 7.3" H, Type: DCF-4 & DCF-18 HEPA, Filter Efficiency: 0.3 micron, For Use With: Eureka 4700 and 5000 Series, Pkg Qty: 1, Package Type: Box Thanks for shopping Hipp Hardware Plus's Online Store for all your DIY and Home Improvement needs. Remember Hipps Help!