General description vhbw offers a set of 3 HEPA filters designed for compatibility with Bosch vacuum cleaners, including models BSG 61830/03, BSG 61831/01, BSG 61830/01, and BSG 61830/02. These filters are engineered to enhance suction capacity and effectively filter out the smallest particles from the vacuum cleaner's exhaust air, making them ideal for allergy sufferers. The larger filter surface area compared to standard filters ensures superior performance in trapping dust, micro-particles, allergens, and other impurities. Technical specifications Filter class: H12 Dimensions (L x W x H): 9.8 x 9.3 x 3.7 cm Material: microfleece / plastic Weight per filter: 57 g Form: rectangular Colour: black / white Exchange cycle: 6 months Compatibility and accessories Compatible with Bosch models: BSG 61830/03, BSG 61831/01, BSG 61830/01, BSG 61830/02 Replacement for: 426966, 572234, 578731, BBZ153HF, BSHG00426966, BSHG00578731, VZ153HFB