10 BEST WHOLE HOUSE FURNACE HUMIDIFIERS for sale in 2025 – compare between the best whole house furnace humidifiers on sale.

Rank Product Rating
1
Aprilaire 500 Whole Home Humidifier, Automatic Compact Furnace Humidifier, Large Capacity Whole House Humidifier for Homes up to 3,000 Sq. Ft.
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863 Reviews
Product Highlights
  • 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
  • FULL COVERAGE up to 3,000 square feet in tightly built homes with a capacity of 12 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
  • CONVENIENT DIGITAL CONTROL shows percent humidity, lights indicate humidifier is running, when to change the Water Panel, when service is needed, and Blower Activation switch sets humidifier to run continually, or only when the furnace runs

$149.23
2
Honeywell Home HE280A2001 HE280A Whole House Humidifier, White
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18 Reviews
Product Highlights
  • Water-saving technology uses 30% less water than standard models
  • Easy mounting on either warm air supply or return air duct of any forced-air furnace
  • Flow through design helps keep unit clean of microorganisms and decreases the frequency of maintenance
  • PerfectFLO water distribution optimizes efficiency and water usage

$219.00 $163.13
3
Honeywell Home HE240A2001 HE240A Whole House Humidifier
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25 Reviews
Product Highlights
  • For homes up to 3, 000 square feet
  • Easy mounting on either warm air supply or return air duct of any forced-air furnace
  • Flow through design helps keep unit clean of microorganisms and decreases the frequency of maintenance
  • PerfectFLO water distribution optimizes efficiency and water usage

$199.00 $157.11
4
Aprilaire 700 Automatic Humidifier
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392 Reviews
Product Highlights
  • Has an evaporation capacity of 0.75 gallons per hour—among the highest capacity humidifiers sold
  • Humidifies tightly constructed homes up to 4,200 square foot in size
  • Features truly automatic control
  • Delivers optimum levels of humidity control with the Automatic Digital Humidifier Control. You never have to monitor your settings or wait until you feel uncomfortable

$274.95
5
Honeywell Home HE360A1075 HE360A Whole House Humidifier, light gray
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106 Reviews
Product Highlights
  • Powered flow-through humidifier
  • Easy installation and best choice for variable speed and multi-stage systems in homes up to 4,200 square feet
  • Easy mounting on either warm air supply or return air duct of any forced-air furnace
  • Flow-through design helps keep unit clean and decreases the frequency of maintenance

$237.95
6
Aprilaire - 800Z 800 Whole Home Steam Humidifier, Automatic Steam Humidifier, Large Capacity Whole House Humidifier for Homes up to 6,200 Sq. Ft.
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142 Reviews
Product Highlights
  • BUY WITH CONFIDENCE This high output steam humidifier was designed with electrode technology 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
  • FULL COVERAGE up to 6,200 square feet in tightly built homes. Choose from 6 levels of output adding 11.5 to 34.6 gallons of moisture into the air per day based on voltage and installation
  • PURIFIED WATER NOT REQUIRED Electrode technology requires impurities in the water to promote the transfer of electricity. Water filtration is not recommended – minimizing installation complexity and operating costs
  • 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.Water in steam canister, steam pipes, and dispersion tube can be as hot as 212°F (100°C)

$692.69
7
Aprilaire 35 Replacement Water Panel for Aprilaire Whole House Humidifier Models 350, 360, 560, 568, 600, 600A, 600M, 700, 700A, 700M, 760, 768 (Pack of 4)
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Product Highlights
  • BUY WITH CONFIDENCE This genuine replacement water panel was designed and manufactured in the U.S.A. by Aprilaire – the leader in indoor air quality solutions, to optimize the performance of your Aprilaire Humidifier Model: 350, 360, 560, 568, 600, 600A, 700, 700A, 760, 768
  • PERFECT APRILAIRE FIT Water panel dimensions: 10" H x 13" L x 1.75" W
  • FOR OPTIMAL PERFORMANCE replace water panel annually
  • 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

$37.03
8
Aprilaire 600 Humidifier Automatic
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235 Reviews
Product Highlights
  • Permanent Memory - Programming, Time And Date Are Not Lost During A Power Outage
  • Copy Function - Allows For Quicker Programming And 7-Day Programming Allows For Separate Programming For Each Day
  • Programmable Fan - Delivers Better Indoor Air Quality When Combined With An Aprilaire Whole Home Air Cleaner
  • Product Dimension: 15.0"L X 10.0"W X 16.0"H

$188.00
9
Honeywell HM750A1000 Electrode Steam Humidifier
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Product Highlights
  • The industry’s only duct- or wall-mountable steam option for successful install
  • Smallest footprint on the market for flexible, simple one-person installation
  • Pre-mineralized cylinder for faster startup and checkout
  • Humidifier

$699.00 $644.98
10
Honeywell HE120A Whole House Humidifier
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Product Highlights
  • Drum humidifier with install kit
  • For basic humidification in small to mid-sized homes
  • Includes relative humidity control (humidistat)
  • Can be installed in a room without a drain

$189.00

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