1. Compatibility: Designed specifically for Philips AC0820/0830/AC0810/0819 models. Synchronized replacement is recommended to maintain optimal purification performance.
2. HEPA Filter: Captures 99.97% of microscopic particles (e.g., dust, pollen, pet dander, allergens).
3. Activated Carbon Filter: Adsorbs odors, smoke, volatile organic compounds (VOCs), and harmful gases through a porous activated carbon layer.
4. Pleated Design: Expands filtration surface area.
5. Lifespan & Maintenance: Recommended replacement every 6-9 months (actual lifespan may vary depending on usage environment).