GermGuardian® FLT4010 Allergen GENUINE Replacement Filter A is a combination filter. It incorporates multiple layers of filtration including Allergen and a Charcoal layer to help improve your indoor air quality. It is recommended to use with the PureGuardian® AC4220 and Black+Decker™ Model BXAP040. The use of this genuine Guardian Technologies™ replacement part will maintain the product's performance.
CAPTURES ALLERGENS: Allergen Filter captures dust and allergens
REDUCES ODORS: Charcoal fitler layer reduces common odors from pets, smoking and cooking. Acts as a pre-filter to capture large dust particles, helping to extend filter life
IMPORTANT: Use genuine Guardian Technoloiges replacement parts to maintain product performance
Only one single combination filter needs to be replaced every 6-8 months depending on the use of the product.