Contains 6 Pre-Filters.
Filters are enhanced with Baking Soda to absorb and eliminate odors that come from pets, nurseries, kitchen, garbage, or litter boxes.
Compatible with Holmes Air Purifier Models: HAP2400, HAP242, HAP9240, HAP9242, HAP412 Series, HAP9412 Series, HAP9414 Series, HAP422 Series, HAP424 Series, HAP9424 Series, HAP9422 Series.
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.
Also works on Bionaire purifier models BAP260, BAP815, BAP825, BAP1412, BAP1502, BAP1525, BAP1700 and BAP8500.
Compare to Part # AOR31.
Packaging may vary.
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. Additional Details ------------------------------ Is autographed: false