HPA300 Replacement Filter Kit Compatible with HPA300 Air Purifiers, 3 HEPA Filter R & 4 Pre-filter A

Save Money: Included 3 HEPA filters and 4 carbon pre-filters, identical to the original ones but cost by half. Time-saving: The carbon pre-filters are pre-cut already, saving you tons of time. Fresh Air: Helps people sensitive to the air for easier breathing.Our filters can effectively filter the smoke generated by wildfires, making the indoor air fresh and pleasant. Perfect Fit: Compatible with HPA300, HPA304, HPA8350 air purifiers, replace air purifier filter replacement, part # HRF-ARVP300. All manufacturers' names and part numbers are used for compatibility information only. Convenient Setup: Installation is a cinch - just pop out the old one and replace the new one.