efficiency replacement filter cartridges engineered to restore and maintain clean indoor air and peak vacuum performance. Key benefits Exceptional filtration: Captures dust, pollen and other airborne particles to reduce the amount of particulate matter released back into the room. Improves indoor air quality and helps create a healthier living environment. Reliable, consistent performance: Designed with strong adsorption capabilities for stable filtration. Keeps your vacuum operating at peak performance for more thorough cleaning and reduced particle escape. Durable construction: Made from ABS material to resist regular use without compromising function. Long service life reduces the frequency of replacements. Exactfit compatibility: Specifically designed to match the original filter dimensions for these models: ZB3301, ZB3302, ZB3311, ZB3314, ZB3320P, ZB3323B, ZB3324B, ZB3325B, and AEF150. Install as a direct replacement without modifications. What makes it stand out Balanced design that combines strong adsorption with airflow to maintain suction and cleaning effectiveness. Rigid ABS frame provides durability and consistent seal performance over time. Engineered to minimize rerelease of trapped particles so airborne dust and allergens are less likely to circulate after vacuuming. Practical uses Homes with pets: Traps pet dander and hairrelated particles to reduce allergens and help keep carpets and upholstery cleaner between deep cleans. After renovation or seasonal cleaning: Captures fine dust stirred up by DIY projects or deepclean sessions to prevent dust from settling back into the air. Allergy management: For households sensitive to pollen and dust, the filter reduces airborne irritants during regular cleaning routines. Additional notes Fits and replaces the original filter for the listed models; designed for straightforward installation. Made from ABS material for strength and longevity while maintaining filtration performance. worn filters with these cartridges to restore filtration quality, maintain cleaning performance, and reduce airborne particles in your living space.