The Honeywell HAC-504 replacement filter is an ideal replacement for natural cool moisture humidifiers and will greatly assist in the removal of minerals and pollutants from the water. The Protec antimicrobial treatment helps prevent the growth and migration of mold, fungus, algae and bacteria on the filter. Featuring an optimized filter design, the Honeywell HAC-504 allows for the maximum in moisture output.

• • Fits models, HCM-1000 series , HCM-2000 series, HCM-300 series, HCM-600 series, HCM-700 series and ECM-250i
• • Natural cool moisture humidifiers removes minerals and pollutants from water
• • Protec Antimicrobial Treatment helps prevent the growth and migration of mold, fungus, algae and bacteria on the filter
• • Filter material is reinforced for maximum efficiency and longer filter life
• • Filter is also equipped with an Air Washing prefilter to help trap dust before it enters the filter
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