Compatible with Guardian air purifier models: FLT4825 Filter B, AC4300BPTCA, AC4900CA, AC4825, AC4825E, AC4850PT, AC4900CA, PureGuardian Model AP2200CA and Black+Decker BXAP148 Premium HEPA: True HEPA Filter can greatly improve air quality Activated Carbon Pre-Filters: Provide you with fresh and clean enviroment and help extend HEPA filter life Enjoy a healthier and happier life: ideal products for you to enhance the quality of your life Package contains 4 HEPA Filters and 4 extra Activated Carbon Pre-Filters.
