Holmes HAPF30AT-U4 Aer1 Total Air Replacement Type: HEPA Filter Used For: Air Purifier Odor Reduction: Yes Feature: HEPA Type Technology removes up to 99% of airborne pollutants Advanced dust eliminating power, delivers 30% better air quality Infused with Arm and Hammer Baking Soda for household odor elimination Compatible with aer1 ready air purifiers Replaces A Filter, D Filter, K Filter |