Product features:

• HEPA-Type filtration effectively removes up to 99% of smoke and pollutants from the airstream;
• Captures allergens and pollutants as small as 2 microns;
• Made of Cotton;
• Powerful carbon air filter replacement is enhanced with baking soda uses charcoal with oxygen to create tiny pores between the carbon atoms to trap odors and pollutants;
• Helps control odors from pets, bathrooms, garbage, nurseries, and kitchens;
• For best results change every 8-12 months.

Package includes:

•  replacement HEPA filters;
• replacement carbon booster sheets.

Fits Holmes air purifiers models: HAP412, HAP422, HAP424, HAP702, HAP706, HAP716, HAP1702, HAP2400, HAP9240, HAP9241, HAP9242, HAP9243, HAP9412, HAP9413, HAP9414, HAP9415, HAP9422 HAP9423, HAP9424, HAP9425 Also fits Bionaire model air purifier: BAP260, BAP520, BAP815, BAP825, BAP9200, BAP9700.

Disclaimer: Not an OEM product. This is not a Holmes original product. This is a generic replacement part compatible with Holmes. Any use of the Holmes brand name, model or part designation for this product is made solely for purposes of demonstrating compatibility.