A value pack including HEPA filters and carbon pre-filters for HPA100/200/300 series. Available at (~$63) and Target (~$65) . GermGuardian Air Purifier Replacement Filter B flt4825 Target& more Go to product viewer dialog for this item.
: Recommended for ensuring you receive "True HEPA" certified products rather than unregulated "HEPA-type" alternatives . Popular Replacement Filter Options Honeywell HEPA Filter Kit (A/R)
: Best for finding common replacement filters for mainstream brands like Honeywell and Holmes .
: Ensure the filter's Clean Air Delivery Rate (CADR) is at least 2/3 of your room's square footage for optimal efficiency .
: A primary source for both portable air purifier filters and larger HEPA-grade furnace or HVAC filters .
: Often stock high-performance filters for Dyson, Blueair, and Winix units .