First4Spares Washable Pre Motor Filter And Post Motor Allergy Hepa Filter Kit For Dyson Vacuum Cleaners Replacement washable pre motor filter and post motor allergy hepa filter kit made by first4spares for dyson dc14 vacuum cleaners Fits dyson models: all dc14 hepa models including: dc14 animal, dc14 allergy, dc14 hepa, dc14 blitz it, dc14 full access, dc14i, dc14 vroom & dc14 overdrive. Fully compatible, high quality, long lasting filters. Yellow pre-motor lifetime washable filter diameter: 153mm. Blue post-motor hepa allergy filter diameter: 139mm.