Replacement pre-filter fits Hunter air purifier models; HPF500, HPF500WHS, HPF500GRS, HPF500BLS.

EcoSilver® pre-filter uses silver nanotechnology to prevent the growth of mciroorganisms on the filter, including bacteria and viruses
Captures large particles such as pet hair and pollen
Removes harmful VOCs (volatile organic compounds)
Reduces household odors from cooking, cleaning, smoking and pets
Package includes (4) pre-filters (for 2 separate filter replacement changes)
Recommended to replace every 3 months for maximum efficiency, or more often depending on air quality & environmental factors
Dimensions: 8.89 x 5.63 x 0.12 inches (Pre-Filter)

Fits

Hunter Models: HPF500, HPF500WHS, HPF500GRS, HPF500BLS

Specs

Brand: Hunter
Shipping Dimensions: 2.75 x 2.25 x 6.25 in., 0.1 lbs.

Filter-Monster Extended Guarantee

We trust our products so much that when you use a Filter-Monster branded filter in your air purifier, we offer a 1-year extended warranty on your air purifier. No forms to fill out, no registration process. All you have to do is use our filters. That’s right – we’ve got you covered even after the manufacturer’s warranty expires!

Some limitations apply. Read full warranty .