Air Purifier Anti-Allergen Filter with True HEPAHE1FKBAS · US · OEMVerified for US models only.Official manufacturer / OEMSharkAir Purifier Anti-Allergen Filter with True HEPA↗Marketplace listingsAIRxShark HP100 / HC400-series HE1 replacement filter↗Aftermarket compatibility is stated by the seller or maker and is separate from Filter Fit evidence.Full part details →Open manufacturer source ↗Evidence A · SharkView evidence ↗