Usage Tips: Perfect Fit for Bosch Models: Designed specifically for Bosch Unlimited Gen2 Series 8 (BSS825CARP), this HEPA filter is also compatible with models BBS1, BBS8, BCS1, BCS8, BKS8. Verify your vacuum model before purchasing to ensure optimal performance. Enhanced Cleaning Efficiency: Ideal for large areas such as living rooms and offices, this filter effectively captures pet dander, oil residues, fibers, and pollen. Featuring advanced HEPA filtration technology, it traps particles as small as 0.3 microns, helping maintain a cleaner and healthier environment. Optimal Air Quality: With true HEPA filtration, this filter removes up to 99.97% of airborne particles, improving air circulation and reducing noise by 20 dB. It helps maintain a dust-free space while supporting the overall performance of your vacuum. User-Friendly Installation: Replacing the filter is simple. Twist the central knob to remove the old filter and install the new one. For best results, keep the filter dry and allow it to fully dry after washing before reuse. Economical Choice: Each package includes one high-quality HEPA filter. To maintain peak performance, replace the filter every three months depending on usage. In humid conditions, allow the filter to air dry completely before reinstalling. Color: As Shown Material: Plastic Package Contents: 1 x Filter 1 x Cleaning Brush