HQRP® Humidifier Wick Filter Blue improves the efficiency of your humidifier by trapping mineral deposits from the water. HQRP trademarked products. Wick Filter Compatible with Honeywell HC-888 / HC-888N Filter C, HCM-890 / HCM-890B / HCM-890C / HCM-890-20 / HCM-890-MTG / HEV-320B / HEV-320W Humidifiers.
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