General description vhbw offers a set of 2 motor filters designed for various types of vacuum cleaners, including standard, robotic, wet, and multipurpose models. These filters are essential for maintaining optimal dust extraction and protecting the motor from impurities, which enhances the vacuum cleaner's performance and longevity. Technical specifications Underside diameter: 68 mm Height: 6.7 cm Filter dimensions: 50 x 60 mm (Pre-filter) Largest width: 10.5 cm Height: 67 mm (without rubber seal) Material: plastic / foam Colour: black / white Weight of each filter: 79 g Compatibility and accessories Replacement for Bissell 2278N Replacement for Bissell 1614212 Replacement for Bissell 1614204 Replacement for Bissell 1614203 Usage It is recommended to change the filters every 6 to 12 months or when the vacuum cleaner's cleaning efficiency decreases.