✅ Compatibility: Compatible with GermGuardian AC4825 AC4825E AC4825W AC4825DLX AC4850PT AC4900CA AC4820 AC4300WPT AC4300BPTCA CDAP4500WCA CDAP4500BCA, PureGuardian AP2200CA, Black&Decker BXAP148 ✅ Air Filtration: Premium replacement filter effectively improve the quality for your home by removing 99.97% of airborne particles down to 0.3 microns. 2-in-1 Efficiency Filtration design for GermGuardian, PureGuardian and Black&Decker air purifier's filter replacements, HEPA filter and Pre-Filter Activated Carbon layer to help improve indoor air quality ✅What In Box: 4x HEPA Filters + 4x Activated Carbon Pre Filters ✅Quality Satisfaction Your satisfaction is our greatest wish. We will provide you with the best quality products and services. If you are not satisfied, please feel free to contact us
