FLT4100 Replacement Filter E for Guardian AC4100, AC4100CA, AC4150BL, AC4150PCA, AC4150P Technologies Models, 2 x Hepa Filter + 4 x Activated Carbon Pre-Filter

FLT4100 Replacement Filter E for Guardian AC4100, AC4100CA, AC4150BL, AC4150PCA, AC4150P Technologies Models, 2 x Hepa Filter + 4 x Activated Carbon Pre-Filter