Compatible With: Honeywell HCM-300 Series HCM-300T HCM-310T HCM-315T HCM-330T HCM-350 ECM-250i ECM-500 Humidifier. HQRP® Humidifier Wick Filter improves the efficiency of your humidifier by trapping mineral deposits from the water. This triple-layer humidifier filter helps control dust and dirt build-up and prevents impurities from spreading by passing air through the filter, also remove household odors. For optimum performance, humidifier filter should be replaced at the beginning of each season and then every 4-6 weeks, depending on usage and hardness of water.

• HQRP® 3-pack Humidifier Filter Replacement plus HQRP® Coaster;
• Filter Helps To Capture Mineral Deposits And Improve Efficiency Of The Humidifier;
• For Maximum Performance Change Filter Every 30 Days;
• 2 weeks DOA replacement warranty!

HQRP® 3-pack Humidifier Filter Replacement plus HQRP® Coaster;HQRP