Charcoal Pre-filters (Large) 8171434K (4 pack) for AP45030K and AP51030K air purifiers.
The activated charcoal pre-filter removes odors and captures large airborne particles before they reach the HEPA filter. Freshens the air and helps the HEPA filter last longer.
• Activated charcoal fliter removes odors and freshens the air
• Captures large airborne particles before they reach the True HEPA filter
For Whirlpool® Whispure™ Air Purifier models AP51030K and AP45030K, also fits legacy Whirlpool® Air Purifier models AP300, AP350, AP450, and AP510