Aprilaire 400 Whole House Humidifier, Automatic Water Saver Furnace Humidifier
- BUY WITH CONFIDENCE This humidifier was designed and manufactured in the U.S.A. by Aprilaire – the inventor of the whole home evaporative humidifier, and the leader in indoor air quality solutions.
- CONSERVES WATER using a unique process that evaporates 100% of the water flowing into the water panel.
- FULL COVERAGE up to 4,000 square feet in tightly built homes with a capacity of 17 gallons per day.
- AUTOMATIC HUMIDIFIER with dual sensors to monitor and respond to both outdoor temperature and indoor relative humidity to deliver optimum humidity 24/7 throughout the home – simply set it and forget it.
- HUMIDITY FOR HEALTH Aprilaire Humidifiers can help you maintain optimal humidity in your home of 35% – 45% which has been shown to reduce the incidence of respiratory infections and symptoms related to allergies and asthma by minimizing the formation of bacteria and viruses, fungi, and dust mites.