AprilAire 400 Large Capacity Whole-House Humidifier for Homes up to 5,000 Sq. Ft. + AprilAire H445EZ1A Whole-Home Humidifier Water Panel Filter Assembly Replacement Kit (2 Pack) Bundle

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$413.78
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$413.78
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Free shipping Free 30-day returns

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Product details

Management number 208518106 Release Date 2026/03/22 List Price $165.51 Model Number 208518106
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Upgrade your Humidifier with this EZ Kit for no mess and no cleanup- just fast and simple replacement of the water panel assembly.

  • 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
  • Included: (2) Fully assembled replacement kits with 45 Water Panel, Scale Control Insert, and Water Distribution Tray
  • HUMIDITY FOR HEALTH AprilAire Humidifiers can help you maintain optimal humidity in your home of 40% – 60% 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. In addition, you’ll feel more comfortable while also preserving items in your home susceptible to damage from changing humidity or dry conditions
  • Perfect Fit: The water panel in this assembly measures 10" H x 13" L x 1.75" W for AprilAire Whole-House Humidifier Models 400, 400A, and 400M
  • 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
  • Genuine AprilAire Replacement Filter: This water panel assembly replacement was designed and made in the USA by AprilAire to fit Whole-House Humidifier Models 400, 400A, and 400M
  • CONSERVES WATER using a unique process that evaporates 100% of the water flowing into the water panel
  • Healthy Humidity: By replacing the water panel assembly in your humidifier, you can enjoy the benefits of optimal humidity levels, including lower incidence of respiratory infections, minimized formation of bacteria and viruses, and preservation of household items susceptible to dry conditions
  • FULL COVERAGE up to 5,000 square feet in tightly built homes with a capacity of 17 gallons per day
  • All-in-One Kit: No mess. No cleanup. Just fast, simple replacement of the water panel assembly to keep your AprilAire Whole-House Humidifier working like new. (Note: retain floats and float cover with each replacement.)
Manufacturer Aprilaire
Item model number 400

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