Germ Guardian Carbon Genuine Air Purifier Replacement Filter for use with FLT4825 Filter B, for AC4300/AC4800/ AC4900 series Germ Guardian Air Purifiers, Black, 4 Count, FLT22CB4

GermGuardian Genuine Carbon Air Purifier Replacement Filter for Air Purifier Models, AC4825, AC4900, AC4300, CDAP4500 and PureGuardian Model AP2200CA, 4-Pack, FLT22CB4

GermGuardian Genuine HEPA PURE Replacement Air Purifier Filter B for AC4825, AC4300, AC4900, AC4825DLX, AC4850, CDAP4500 & AP2200, FLT4825, Black/Yellow

GermGuardian Genuine Carbon Air Purifier Replacement Filter for Use with FLT5000 Filter C for Air Purifier Models AC5000, AC5300, AC5350, CDAP5500 and PureGuardian Model AP2800CA, 4-Pack FLT28CB4