2 Dirt Devil Style F48 Canister Vacuum Filter, 304023001, 2 Pack. 2 Genuine OEM Dirt Devil Style F48 Quick Power Canister Vacuum Cleaner HEPA Filters Fits Quick Power Canister Models SD40025, SD40025RM Recommended to be replaced once every 6 months for peak perforamance Use Only Genuine OEM Dirt Devil Filters During The First 2 Years To Keep Your Warranty Intact Dirt Devil Part Number 304023001