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Those who live in northern climates know that dry winter air is brutal on the skin and sinuses (not to mention what it does to fine wood furniture). The Aprilaire Model 400 bypass humidifier is a high-capacity, water-conserving humidifier (0.70 gallons evaporated per hour), well suited to handle up to a 4,000 square foot, tightly constructed home.
Gravity pulls water down while the wicking action of the water panel draws it back to the top, using 100% of the water delivered to the unit. Its computer technology and innovative design make it simple to operate and maintain, says the manufacturer.
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