Filter-Monster Carbon Replacement for GermGuardian Filter B Pre-Filter

Filter-Monster branded carbon pre-filter replacement for GermGuardian Filter B (FLT4825) helps reduce odors and maximize HEPA filter life.  Activated carbon helps reduce household odors such as cooking, cleaning and pet odors Captures large particles from the air before reaching HEPA filter, extending the life of HEPA filter Recommended to change every three (3) months, or more often in harsh environments, for maximum efficiency Approximate Dimensions: 4.8 x 15.75 inches What You Get: Carbon replacement pre-filters (based on quantity selected)  [TABS] Reviews Fits GermGuardian Air Purifier Models: AC4300BPTCA, AC4900CA, AC4825, AC4850PT PureGuardian Air Purifier Model: AP2200CA Black+Decker Air Purifier Model: BXAP148 [/TABS]