Compatible with the following air purifier models: Proscenic A9, TOnEnergy, Ganiza G300S, Probreeze PBP07, Insignia NSAPMWH2, and BLITZHOME BHAP450. Designed to fit , ensuring filtration performance without compromising airflow. 3in1 advanced filtration system: Primary fine filter captures large airborne particles such as dust, lint, and pet hair, helping to extend the life of the HEPA filter. H13 true HEPA filter efficiently traps up to 99.97% of ultrafine particles as small as 0.3 microns, including pollen, mold spores, and other allergens. efficiency activated carbon filter reduces unwanted odors from smoke, cooking, pets, and other household sources, delivering cleaner, fresher air. effective odor control: The activated carbon layer is specifically engineered to absorb and neutralize common indoor smells, making it ideal for households with pets, smokers, or frequent cooking activities. Recommended filter replacement: For results, every 4 to 6 months depending on usage and air quality, ensuring your purifier continues to operate at peak performance. Practical usage scenarios: Use in bedrooms to create a cleaner and more restful environment, especially for allergy sufferers. Ideal for kitchens and dining areas to reduce lingering cooking odors and airborne grease particles. for living rooms or home offices where dust, pet dander, and general odors can accumulate over time. Durable construction and precise fit make this filter a reliable choice for maintaining healthy indoor air. Easy to install and , providing ongoing protection against airborne pollutants and helping to create a fresher, more comfortable environment in your home or workspace.