3M Filtrete Hoover Twin Chamber & 201 Antimicrobial Vacuum Filter - 1 filter Fits vacuum models HOOVER* EmPower*, Savvy*, WindTunnel* Bagless Uprights with the Twin Chamber* System, including U5260900, U5260950, U5262900, U5262910, U5263900, U5265900, U5265955, U5266950, U5268900, U5268950, U5268970, U5269900, U5269955, U52719RM, U52729RM, U57009RM, U5720950, U5720960, U5725900, U5725960, U5750906, U5752900, U5753900, U5753950, U5753960, U5753980, U5760900, U5760910, AND... U5768900, U5786900, U66009RM, U6607900, U6616900, U6617960, U6618900, U6630900, U6632900, U6634900, U6637900, U6637960, U8120900, U8140900, U8147900, U8153900, U8155900, U8161900, U8171900, U8172900, U8173900, U8173950, U8174900, U8174950, U8181900, U8181950, U8183900, U8185900, U8187900, U8187950, U8188900, UH40020, UH40065, UH40110, UH40115CA, UH40125 and UH60000 Uprights. Allergen filters help trap household dust. 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.