Key Features

• Compatible with Honeywell humidifiers HCM-300 Series: HCM-300T, HCM-305T, HCM-305T-CST, HCM-310T, HCM-315T, HCM-350, HCM-350B, HCM-350W, HCM-350B-CST, HCM-500 Series：HCM-530, HCM-535, HCM-535-20, HCM-540, HCM-550, HCM-550-19, HCM-551, HCM-560, HCM-600 Series：HCM-630, HCM-631, HCM-632, HCM-632TG, HCM-635, HCM-640BW, HCM-645, HCM-646, HCM-650
• Also compatible with Honeywell humidifiers HEV-300 Series: HEV-312, HEV-355, HCM-700 Series: HCM-710, HCM-1000 Series：HCM-1000, HCM-1000C, HCM-1010 Enviracaire Series：ECM-250, HCM-2000 Series: HCM-2000C, HCM-2001, HCM-2002, HCM-2020, HCM-2050, HCM-2051, HCM-2052, Compare to humidifiers Filter A, HAC-504,HAC-504AW,HAC504V1
• RAPID HUMIDIFICATION - Our hac504 humidifier filter uses a multi-layer honeycomb design to maximize moisture absorption and is made of rigid absorbent filter paper to improve the structure of the filter after it becomes wet and reduce sagging, achieving optimal humidity output and raising the humidity level in your home to between 40% and 60%.Filter made of FSC-Certified paper.
• EXCELLENT PERFORMENCE - use the Colorfullife humidifier filter replacement for honeywell hac-504 humidifier filter to enjoy moist air in winter and relieve discomfort caused by dry air. The water-absorbing mesh paper works with the humidifier to filter impurities from the water, preventing white powder from entering the indoor air and settling on anything in sight, while maintaining the humidifier's optimal performance.
• COST-EFFECTIVE GOODS - package includes 6 humidifier filter replacement parts for Honeywell HAC-504. Overuse of hard water can reduce filter performance and cause premature yellowing. We recommend replacing your filter every 2-3 months with a filter compatible with Honeywell HAC-504 filter for optimal performance (depending on your usage and environment).
• Daily Use Tips - Before replacing the HCM350W humidifier filter cartridge, please soak it in cool water to ensure continuous humidity output. For best results, flip your compatible for Honeywell humidifier filter HAC 504 daily and fill the humidifier tank with distilled water only. Hard water will damage all compatible humidifier filters and cause them to yellow prematurely.

Specifications