The filters actually come wrapped in airtight plastic bags to ensure freshness, so don’t just take it out of the box and turn it on—remove the plastic wrapper from each filter first. The number honeywell purifier and placement of filters differs depending on which model you get, so be sure to read the instructions. Breathe… Continue reading Honeywell HEPA Air Purifier R Filter HEPA For Air Purifier Remove Allergens 100percent Particle Removal Efficiency 0 mil Particles 10 3 Height x 1.6 Width x 6.5 Depth