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Aprilaire 400M Whole-House 17gal Bypass Evaporative Humidifier With Manual Control

BRAND: Aprilaire SKU: 400M

$234.99

MSRP: $270.24
You save 15%

Aprilaire 400M Whole-House 17gal Bypass Evaporative Humidifier With Manual Control

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Description

Experience superior indoor comfort with the Aprilaire 400M Whole-House Evaporative Humidifier, designed to efficiently humidify homes up to 5,000 square feet. This model features innovative water-saving technology, using an advanced wicking system to maximize moisture output while minimizing water waste—perfect for environmentally conscious homeowners.

With a 17-gallon daily moisture output, the Aprilaire 400M maintains ideal humidity levels to reduce dryness, static electricity, and damage to wood furnishings. The manual control dial allows you to fine-tune humidity settings for customized comfort throughout the year.

Features:
  • Whole-Home Coverage – Effectively humidifies spaces up to 5,000 sq. ft.
  • 17-Gallon Daily Output – Delivers consistent, optimal moisture levels
  • Water-Saving Design – Reduces waste with an advanced evaporative wicking system
  • Manual Humidity Control – Easily adjust settings for personalized comfort
  • Bypass Installation – Integrates seamlessly with your HVAC system
  • Evaporative Technology – Evenly distributes moisture without over-humidifying

Designed and manufactured in the USA, the Aprilaire 400M is built for durability and long-lasting performance. Improve your home’s air quality while conserving water with this efficient, whole-home humidification solution.

Aprilaire 400M Installation Guide

Aprilaire 400M Product Sheet

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