HEPA active filter — H13 performance, 100% compatible with original filter Key benefits efficiency filtration: HEPA filtration class H13 retains 99.99% of particles up to 0.3 microns, reducing fine dust and airborne particulates. Improves indoor air quality: Captures allergens and small particles that standard filters miss, helping create a cleaner breathing environment. Direct replacement: 100% compatible with original filter so installation is straightforward and fit is for intended models. What it does Function: Traps microscopic particles using H13grade HEPA media to reduce suspended particulates in the air. Performance: Maintains the specified retention rate of 99.99% for particles up to 0.3 microns, supporting consistent filtration efficiency. Material: Constructed with certified H13 HEPA media designed for longlasting filtration performance. Compatibility and fit 100% compatible with original filter: Designed to match the original filter's form and function, fitting the same housing and sealing points. Fits original dimensions and airflow path: Compatible replacement that does not require modifications to your device. Practical applications Home allergy relief: Use in bedrooms and living areas to reduce pollen, dust mite fragments, and other allergens for people with sensitivities. Petfriendly households: Helps capture pet dander and fine hair to reduce airborne irritants where animals live indoors. Shared indoor spaces: Suitable for offices, classrooms, or small commercial areas where improved particulate control is needed. Why choose this filter Reliable H13grade filtration with a clearly stated retention rate. Easy replacement that preserves the original device's performance and airflow. Clear, functional design focused on consistent particle removal without altering device operation. Installation and maintenance tips according to your device manufacturer's recommended schedule or sooner if airflow decreases. Ensure proper seating and seal when installing to maintain the stated filtration efficiency. Specifications (as provided) Type: HEPA active filter Filtration class: H13 Retention: 99.99% of particles up to 0.3 microns Compatibility: 100% compatible with original filter If you need clarification about fit for a specific model, check the device's filter part number to confirm direct compatibility.