How to Clean or Replace the Filters in a Dyson DC 38 Vacuum Cleaner - YouTube
Dyson post filter HEPA DC33C/DC37/DC37C - fhp.fi - appliance spare parts
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