MD1-0022 Replacement Filter Compatible with Vornado Air Purifier AC300, AC350, AC500, AC550, PCO200, PCO300 and PCO500

PERFECT FIT - Our MD1-0022 Filter Replacement Compatible with Vornado AC300 AC350 AC500 AC550 PCO200 PCO300 PCO500 PCO375DC PCO575DC Air Purifiers | VALUABLE PACKAGE - Pakage included 2 HEPA Efficiency Filters +8 Carbon Pre-Filters, Provide enough replacement kit for your to change your old filter with less spend | ADVANCED AIR CLEANING TECHNOLOGY - HPA MD1-0022 filter help absorb larger airborne particles and reduce unpleasant odors. Pre-filter helps deodorizes common household odor, smoke | TRUE HEPA FILTER - True HEPA MD1-0022 Replacement Filter effectively absorb up to 99.97% of particles as tiny as 0.3 microns from your indoor air | EASY TO INSTALL - For best performance, you may need to replace HEPA filter every 6 months and pre-filter every 3 months, also depending on the air quality and frequency of use