Replacement filter for the Puredry PD Mist Design humidifier is a 2-in-1 filter, consisting of a combination of Hepa & Carbon air filters.

The white side of the filter is the Hepa filter and the black side is the activated carbon filter.

The Hepa/Carbon air filter protects and removes airborne particles and unpleasant odors from your space.

Essential for those suffering from allergies and asthma, this Hepa filter is laboratory tested to capture 99.97% of harmful airborne particles (up to 0.1 micron in size), including fine dust (PM1), pollen, bacteria, microbes, and pollutants, while the Carbon filter absorbs unpleasant odors, toxic gases, harmful chemical smoke from cigarettes, paint fumes, etc.