FLT4825 HEPA Filter B Replacement for GermGuardian Air Purifier

FLT4825 HEPA Filter B Replacement for Germ Guardian Air Purifier Filter Replacement for AC4825 AC4300 AC4800 AC4850 AC4900 Filter Replace, 4 Pack HEPA Filter B + 4 Carbon Pre-Filters | H13 Excellent Filtration System: The FLT4825 HEPA filter captures up to 99.97% of airborne particles as small as 0.1 microns in the air | 4 Pack FLT4825 HEPA Filter B Replacement Compatible with Germ Guardian Air Purifier Filter Replacement for AC4825 AC4300 AC4800 AC4850 AC4900 Filter Replace, 4 HEPA Filter B + 4 Pre-Filters | Package Included: 4 Pack FLT4825 HEPA filter B & 4 carbon pre-filter perfect fit for FLT4825 quickly installing. Fit for germ guardian air purifier replacement filters ac4825 ac4850 ac4900 | It's recommended to change the FLT4825 filter once every 6-12 months for optimal performance