9000233 Holmes® Air Purifier Pre-FilterFits Holmes® model HAP422Removes large airborne particulates from the airExtends life of main filterMeasures approximately 4" x 19 1/4" x 3/8"For optimum performance, replace filter every 3 months
9000233 Holmes® Air Purifier Foam Pre Filter
9000233 Holmes® Air Purifier Pre-Filter
Fits Holmes® model HAP422
Removes large airborne particulates from the air
Extends life of main filter
Measures approximately 4" x 19 1/4" x 3/8"
For optimum performance, replace filter every 3 months
Are you looking for a way to increase your filter's efficiency? Pre-filters are designed to do just that. Pre-filters trap large particles that easily clog a filter, thereby helping to prolong your filter life and to increase its efficiency. This particular product is a replacement pre-filter designed to fit Holmes® model HAP422. It uses a foam filter media to trap particulates like dust, mold, pollen, and pet dander. It measures approximately 4" x 19 1/4" x 3/8" and should be replaced every 3 months for optimum performance. For better filtration for better air quality, order this pre-filter today!
