The following models require 1 filter: HAP2400, HAP9240, HAP412 Series, HAP9414 Series, HAP9412 Series, HAP242, HAP9242.
The following models require 2 filters: HAP442 Series, HAP424 Series, HAP9422 Series, HAP9424 Series.
Replaces Part # AOR31.
This is not a Holmes® OEM product. The Holmes® brand name and logo are the registered trademarks of their respective owner. Any use of the Holmes® brand name or model designation for this product is made solely for purposes of demonstrating compatibility.
6-Pack - Holmes® AOR31 Compatible Carbon Air Purifier Pre-Filters, Filter I
Contains 6 Air Purifier Odor Reducing Filter Boosters