Reinforced Filters Aluminum foil is embedded in the middle of the filter element to extend filter life. The mesh is sturdy, fine, and dense, resisting collapse for longer use. Compatible with Honeywell HC-888, HC-888N, Filter C, HCM-890, HEV-320 Series; and Duracraft models including DCM-200 and DH-890. Mesh Structure Design Designed to maximize moisture output from the humidifier and help raise indoor humidity levels. Compatible with Walgreens Cool Mist humidifier with HC-888 Filter C, as well as Honeywell HC-888 Series and HCM-890 Series. High Density and High-Quality Material Made from high-quality filter paper for extra absorbency, better moisture output, and longer life. Replacements for Honeywell HC888, HC888N, HCM-890, HEV-320 Series; and Duracraft DCM-200, DH-890, D88. High-Efficiency Filtration Captures mineral pollutants from hard water to reduce white dust, delivering healthier and more comfortable air to breathe. Usage scenarios - Use with Honeywell HC-888/HC-888N or Walgreens Cool Mist humidifiers to improve moisture output while reducing mineral dust in dry indoor environments. - Use with Duracraft humidifiers such as DCM-200 or DH-890 in areas with hard water to extend filter life and maintain better humidity levels. - Ideal for bedrooms, living rooms, or offices in winter or other dry conditions to maintain comfortable humidity and cleaner air.