Perfect Compatibility: the air filter replacement is only compatible with Philips 800 Series AC0830/10 AC0820/10 AC0820/30 AC0819/10 air purifier, part number FY0293/30 FY0194/30 High Quality: This HEPA filter is made of high quality materials that can effectively filter fine particles in the air and improve air quality Suggestion: To maintain the best performance of the air purifier, it is recommended to replace the filter every 4-6 months. Snap on, easy to install and replace, no tools required. Please first remove the filter from the plastic bag and then place it in the air purifier.
