The Holmes HAPF35 HEPA Filter Replacement fits Holmes air purifier models Holmes HAP290 (Holmes HAP-290) and Holmes HAP475 (Holmes HAP-475). The dimensions of this Holmes HEPA filter replacement are approximately 9 1/4" x 9 7/8" x 1 1/8".
The Holmes HAPF35 filter replacement features 99.97% HEPA filtration - it removes airborne allergens including dust, dirt, pollen, pet dander, mold spores, hair, some bacteria and viruses, and other airborne contaminants. It also reduces certain unwanted smells and odors such as smoke by capturing fine odor particulates in your air.
This Holmes HEPA filter is also known as the Holmes HAPF-35, Holmes HAPF35CS, Holmes HAPF-35CS, and Holmes H35 filter.
You should replace your Holmes HEPA filter at least every 6-12 months for optimum performance of your Holmes air purifier.