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Dyson DC39 Replacement Washable Allergy Pre Filter F627
Genuine Dyson DC37C and DC39 HEPA Exhaust Filter | eBay
Amazon.com: EZ SPARES Compatible Vacuum Parts Replacement for Replacement for DC37 DC39 Pre Motor Filter, Dys Part #923413-01 Vacuum Primary Washable Motor Filter,Vacuums Attachment parts(2pcs) : Home & Kitchen