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* 100% AUTHENTIC AND FROM THE USA. * HUMIDIFIER REPLACEMENT FILTER: Filter A works with evaporative Honeywell humidifiers in the HCM-350/HEV355, HCM-710 & HCM-315/HEV312 model series. Wicking filters capture minerals & pollutants in the water in your humidifier & helps prevent white dust * HONEYWELL HUMIDIFIER FILTERS: Genuine Honeywell replacement wicking filters use a patented antimicrobial that helps inhibit 99.99% of growth & migration of mold, algae & bacterial on the filter. Use these filters, designed to fit our humidifiers, for best results * HONEYWELL HUMIDIFIERS: Humidity levels in your home between 40-60% can make the air feel warmer & improve your breathing comfort, sleeping, nasal congestion & dry skin. Dry air can cause static electricity, damage wooden furniture & irritate health issues * HUMIDIFIERS FOR BABIES, CHILDREN, ADULTS: Humidifiers diffuse moisture into the air, and many find that a humidifier for the home, bedroom or nursery becomes an essential part of a good nights sleep when the air is dry, in allergy season, or when sick * HONEYWELL QUALITY: Improve your home comfort with Honeywell humidifiers, heaters and air cleaners.