Aoibox Humidifier Wick Filter Replacement for HAC 504 Compatible with HCM 350 HCM 500 HCM 600 4 Pack

Wide Model Compatibility: Designed to replace HAC‑504 and Filter A style humidifier wicks and fit numerous units including HCM‑300, HCM‑305T, HCM‑310T, HCM‑315T, HCM‑350 series, HCM‑450,. Reinforced Absorbent Mesh Wick: Constructed from rigid reinforced mesh paper that efficiently absorbs water and promotes consistent evaporation. Hot‑Glue Structural Support: Integrated glue strip reinforcement helps the filter maintain its structure once wet, reducing sagging and helping it stay properly positioned inside the humidifier. Helps Reduce Mineral Dust: The wick material works with the humidifier to trap impurities and mineral particles from the water, helping reduce the chance of fine white residue settling on nearby. Standard Replacement Design: Replacement wick filters are engineered to match the form and fit required for HAC‑504 style humidifiers, providing a secure installation that supports reliable. Convenient 4‑Pack Supply: Includes four replacement humidifier filters so you can rotate fresh wicks during the heating season.