Product DescriptionPremium HEPA air replacement filter compatible with Pure Enrichment PureZone Halo Air Purifier Model PEAIRDSK. 2-in-1 high-efficiency filter can reduce particles and smells in your living spaces. effectively improve the air quality for your home. Activated Carbon inside captures household unfavorable Odors & harmful VOCs. 5 filter included. Dimension: 7.8 x 7.8 x 1 inches. Suggest replacing the filter after 3 - 6 months use to maintain the optimal performance. 100% customer satisfaction guaranteed. Quality meets or exceeds leading national brand.