General description vhbw offers a set of three flat-fold/wet/HEPA filters designed for compatibility with Hitachi RP250YDM(WA) and RP350YDM(WA) vacuum cleaners. These filters are engineered to enhance suction capacity and effectively filter out dust, allergens, and animal hairs, making them an excellent choice for allergy sufferers. With a larger filter surface area than standard filters, they ensure cleaner exhaust air by trapping even the smallest particles. Technical specifications Filter class: L Dimensions (L x W x H): 25.6 x 19 x 6.7 cm Material: microfleece / plastic Weight per filter: 509 g Form: device-specific Colour: black / white / grey Washable: Yes Compatibility and accessories Compatible with Hitachi RP250YDM(WA) and RP350YDM(WA) Replacement for: 631934000, 338634, 66370133, 35301000, 2607432015, FK 4300, FKP 4300, 416038, 416069, 4932373623, 4002395351510 Usage To maintain optimal performance, it is recommended to replace the filters every 3-6 months or when they no