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Best Furnace Humidifiers - Buying Guide

Last Updated: 05/08/2024

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  #1

DIGI MISTER Evaporative Duct Mount Whole House Furnace Humidifier, Atomizing Cool Mist Variable Capacities for Homes and Offices from 1000 to 3500 sq. ft.

Asin: B0BJ9NQ3D9   |   Model: DM530   |   PartNumber: DM530   |   Ean: 0051497357634   |   UPC: 051497357634

Features

  • FLEXIBLE CAPABILITY. By changing the number of fine mist nozzles (1 to 5), adjusting the water pressure and the warm air temperature, DIGI MISTER humidifier can be used for homes and offices of various sizes from 1000 to 3500 sq. ft., as well as work with different types of furnaces.
  • EASY INSTALLATION. With a patented compact design this humidifier only needs a small cut-out for installation and can fit into a small area and tight space easily. No duct work and drainage is required, and the connection is simple and easy. A 24VAC transformer is required. Certain HVAC expertise is needed to perform the installation.
  • CONVENIENT MAINTENANCE. Through an observation window, users can visually check the water mist status to make sure for a complete evaporation. With a swing-out design the spray nozzles can be tested, cleaned, or replaced effortlessly. The package includes extra replacement nozzles. Users must ensure that the water pressure is adequte and no faulty nozzles are installed.
  • FULL DIGITAL CONTROL. Users can precisely set and adjust room humidity, duct air temperature, as well as many other secondary parameters, such as humidity value calibration, temperature unit between F and C, etc.
  • WATER AND ELECTRICITY SAVING. Water is sprayed into the duct under a suitable water pressure (>30 psi) to form an atomized mist which fully evaporates into the air, with no waste of water if the nozzles are in good working condition. No high water pressure pump and no powered fans are needed for a very quiet operation.
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Convenient Maintenance. Through An Observation Window, Users Can Visually Check The Water Mist Status To Make Sure For A Complete Evaporation. With A “Swing-Out” Design The Spray Nozzles Can Be Tested, Cleaned, Or Replaced Effortlessly. The Package Includes Extra Replacement Nozzles. Users Must Ensure That The Water Pressure Is Adequte And No Faulty Nozzles Are Installed..
Water And Electricity Saving. Water Is Sprayed Into The Duct Under A Suitable Water Pressure (>30 Psi) To Form An Atomized Mist Which Fully Evaporates Into The Air, With No Waste Of Water If The Nozzles Are In Good Working Condition. No High Water Pressure Pump And No Powered Fans Are Needed For A Very Quiet Operation..
Full Digital Control. Users Can Precisely Set And Adjust Room Humidity, Duct Air Temperature, As Well As Many Other Secondary Parameters, Such As Humidity Value Calibration, Temperature Unit Between °F And °C, Etc..
Easy Installation. With A Patented Compact Design This Humidifier Only Needs A Small Cut-Out For Installation And Can Fit Into A Small Area And Tight Space Easily. No Duct Work And Drainage Is Required, And The Connection Is Simple And Easy. A 24Vac Transformer Is Required. Certain Hvac Expertise Is Needed To Perform The Installation..

Brand: DIGI MISTER

Dimensions: 4.30 x 4.30 x 5.10 inches

Warranty: 2 Year Manufacturer

Amazon Price: $169.50 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock

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  #2

Honeywell Home HE360D1075/U Humidifier, Gray

Asin: B0C5K3H6TD   |   Model: HE360D1075/U   |   PartNumber: HE360D1075/U   |   Ean: 0194159013803   |   UPC: 194159013803

Features

  • The HE360D Whole House Humidifier is easily installed on your current furnace by mounting on either the warm air supply or return air duct of forced-air furnaces to distribute moisture throughout your home.
  • The humidifier replenishes moisture throughout the entire home to help protect wood floors and furniture from drying and cracking, and can reduce static electricity to help keep your home more comfortable.
  • Ideal for homes: 2,700-4,500 sq. ft.
  • With the included digital humidistat with outdoor sensor acting as controller for your new humidifier, you can set your desired humidity level and forget it as the unit turns on and off automatically to maintain your preset.
  • Must have access to a floor drain and full access to air ducts. Seasonal humidifier pad replacement required.
  • See more on Amazon...

Ideal For Homes: 2,700-4,500 Sq. Ft..
Must Have Access To A Floor Drain And Full Access To Air Ducts. Seasonal Humidifier Pad Replacement Required..
With The Included Digital Humidistat With Outdoor Sensor Acting As Controller For Your New Humidifier, You Can Set Your Desired Humidity Level — And Forget It As The Unit Turns On And Off Automatically To Maintain Your Preset..
The Humidifier Replenishes Moisture Throughout The Entire Home To Help Protect Wood Floors And Furniture From Drying And Cracking, And Can Reduce Static Electricity To Help Keep Your Home More Comfortable..

Brand: Honeywell Home   |   Manufacturer: Ademco

Dimensions: 14.00 x 15.25 x 10.25 Inches

Warranty: 1 year limited

Amazon Price: $229.98 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock
List Price: $339.99 | Used Price: $159.48

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  #3

Honeywell Home HE240A Whole House Humidifier

Asin: B06XW4HF65   |   Model: HE240A2001   |   PartNumber: HE240A2001   |   Ean: 0085267461429, 0085267392549   |   UPC: 085267461429, 085267392549

Features

  • 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
  • Protects wood floors and furnishings from drying and cracking
  • See more on Amazon...

Flow Through Design Helps Keep Unit Clean Of Microorganisms And Decreases The Frequency Of Maintenance.
Protects Wood Floors And Furnishings From Drying And Cracking.
Perfectflo Water Distribution Optimizes Efficiency And Water Usage.
Easy Mounting On Either Warm Air Supply Or Return Air Duct Of Any Forced-Air Furnace.

Brand: Honeywell   |   Manufacturer: Honeywell Home

Dimensions: 9.50 x 15.75 x 15.75 inches   |   Weight: 5.00 Pounds

Warranty: 1 year limited warranty

Amazon Price: $159.48 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock

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  #4

Honeywell Home HE360A1075 HE360A Whole House Humidifier

Asin: B000DZHFDW   |   Model: HE360A1075   |   PartNumber: HE360A1075   |   Ean: 0085267685221, 0085267207751   |   UPC: 085267207751, 085267685221

Features

  • 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
  • Installation kit required (sold separately)
  • See more on Amazon...

Easy Mounting On Either Warm Air Supply Or Return Air Duct Of Any Forced-Air Furnace.
Installation Kit Required (Sold Separately).
Flow-Through Design Helps Keep Unit Clean And Decreases The Frequency Of Maintenance.
Easy Installation And Best Choice For Variable Speed And Multi-Stage Systems In Homes Up To 4,200 Square Feet.

Brand: Honeywell   |   Manufacturer: Honeywell Home

Dimensions: 14.38 x 21.25 x 17.25 inches   |   Weight: 16.14 Pounds

Warranty: 1 Year Limited Warranty

Amazon Price: $268.57 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock
Used Price: $179.99

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  #5

AprilAire 300 Self-Contained Fan Powered Whole-House Humidifier, for Homes with Ducted Forced Air Furnace Systems, Boilers, Mini-Splits, Radiant Heat, and Other Ductless Systems up to 3,900 Sq. Ft.

Asin: B0BGJTF9ZZ   |   Model: 300   |   PartNumber: 300

Features

  • BUY WITH CONFIDENCE This whole-house 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
  • FOR USE IN ANY HOME WITH ANY HEATING SYSTEM Can be used in homes with Mini-Splits, Boilers, Radiant Heat & Other Ductless Systems, as well as homes with ducted forced air furnaces
  • FULL COVERAGE up to 3,900 square feet in tightly built homes with a capacity of 13 gallons per day**
  • CONVENIENT DIGITAL CONTROL Onboard sensor inside the humidistat measures indoor relative humidity for use in manually setting the target humidity in your home
  • 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.
  • See more on Amazon...

Full Coverage Up To 3,900 Square Feet In Tightly Built Homes With A Capacity Of 13 Gallons Per Day**.
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..
Convenient Digital Control Onboard Sensor Inside The Humidistat Measures Indoor Relative Humidity For Use In Manually Setting The Target Humidity In Your Home.
For Use In Any Home With Any Heating System Can Be Used In Homes With Mini-Splits, Boilers, Radiant Heat & Other Ductless Systems, As Well As Homes With Ducted Forced Air Furnaces.

Brand: Aprilaire   |   Manufacturer: Research Products Corporation

Dimensions: 12.43 x 22.07 x 14.38 inches   |   Weight: 29.20 pounds

Warranty: 5 Year Manufacturer

Amazon Price: $598.49 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock
List Price: $629.99

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  #6

Whole Home Humidifier and Humidistat

Asin: B0C5K33ZYR   |   Model: HE280D2001/U   |   PartNumber: HE280D2001/U   |   Ean: 0194159013834   |   UPC: 194159013834

Features

  • The HE280D Whole House Humidifier is easily installed on your current furnace by mounting on either the warm air supply or return air duct of forced-air furnaces to distribute moisture throughout your home.
  • The humidifier replenishes moisture throughout the entire home to help protect wood floors and furniture from drying and cracking, and can reduce static electricity to help keep your home more comfortable.
  • Ideal for homes: 2,000-4,000 sq. ft.
  • With the included digital humidistat with outdoor sensor acting as controller for your new humidifier, you can set your desired humidity level and forget it as the unit turns on and off automatically to maintain your preset.
  • Must have access to a floor drain and full access to air ducts. Seasonal humidifier pad replacement required.
  • See more on Amazon...

Ideal For Homes: 2,000-4,000 Sq. Ft..
Must Have Access To A Floor Drain And Full Access To Air Ducts. Seasonal Humidifier Pad Replacement Required..
With The Included Digital Humidistat With Outdoor Sensor Acting As Controller For Your New Humidifier, You Can Set Your Desired Humidity Level — And Forget It As The Unit Turns On And Off Automatically To Maintain Your Preset..
The Humidifier Replenishes Moisture Throughout The Entire Home To Help Protect Wood Floors And Furniture From Drying And Cracking, And Can Reduce Static Electricity To Help Keep Your Home More Comfortable..

Brand: Honeywell   |   Manufacturer: Ademco

Dimensions: 16.25 x 18.50 x 9.75 inches

Warranty: 1 year limited

Amazon Price: $269.99 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock

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  #7

Honeywell Home HE400A Whole House Humidifier and Digital Humidistat

Asin: B0BHTY24PF   |   Model: HE400A2022/U   |   PartNumber: HE400A2022/U   |   Ean: 0194159013414   |   UPC: 194159013414

Features

  • The HE400A Whole House Humidifier treats your whole house, improves comfort, reduces energy costs, conserves water, operates quietly and is easy to maintain.
  • Installed out of sight with your central heating and cooling system, this whole house humidifier helps you maintain a comfortable humidity level in every area of your home.
  • Easily installed on your current furnace by mounting on either the warm air supply or return air duct of forced air furnaces to distribute moisture throughout your home.
  • Reduces water waste and provides increased efficiency by only running water when humidity is needed, and the furnace is delivering warm air cutting water waste and saving energy by eliminating the constant cycling of air.
  • With the included digital humidistat with outdoor sensor acting as controller for your new humidifier, you can set your desired humidity level and forget it as the unit turns on and off automatically to maintain your preset.
  • See more on Amazon...

Easily Installed On Your Current Furnace By Mounting On Either The Warm Air Supply Or Return Air Duct Of Forced Air Furnaces To Distribute Moisture Throughout Your Home..
With The Included Digital Humidistat With Outdoor Sensor Acting As Controller For Your New Humidifier, You Can Set Your Desired Humidity Level — And Forget It As The Unit Turns On And Off Automatically To Maintain Your Preset..
Reduces Water Waste And Provides Increased Efficiency By Only Running Water When Humidity Is Needed, And The Furnace Is Delivering Warm Air – Cutting Water Waste And Saving Energy By Eliminating The Constant Cycling Of Air..
Installed Out Of Sight With Your Central Heating And Cooling System, This Whole House Humidifier Helps You Maintain A Comfortable Humidity Level In Every Area Of Your Home..

Brand: Honeywell Home   |   Manufacturer: Honeywell Home

Dimensions: 15.00 x 10.10 x 17.15 inches   |   Weight: 11.50 pounds

Warranty: 1 year limited

Amazon Price: $172.99 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In stock Usually ships within 2 to 3 days.
List Price: $319.99

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  #8

Honeywell Home HE200A1000 TrueEASETM Large Basic Bypass Humidifier

Asin: B00D5YJY3C   |   Model: HE200A1000/U   |   PartNumber: HE200A1000/U   |   Ean: 0085267800174, 0852678001748   |   UPC: 085267800174, 852678001748

Features

  • Brand: Honeywell
  • Manufacturer's Part Number: HE200A1000
  • Description: Large Basic Bypass Humidifier
  • Furnace-Humidifiers
  • See more on Amazon...

Description: Large Basic Bypass Humidifier.
Furnace-Humidifiers.
Manufacturer's Part Number: He200a1000.

Brand: Honeywell   |   Manufacturer: Honeywell International

Dimensions: 17.16 x 10.13 x 15.00 inches   |   Weight: 2.20 Pounds

Amazon Price: $264.90 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock

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  #9

Honeywell HM750A1000 Electrode Steam Humidifier

Asin: B074R5RZSJ   |   Model: HM750A1000   |   PartNumber: HM750A1000   |   Ean: 0085267929189   |   UPC: 085267929189

Features

  • 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
  • Humidifier
  • See more on Amazon...

Pre-Mineralized Cylinder For Faster Startup And Checkout.
Humidifier.
Humidifier.
Smallest Footprint On The Market For Flexible, Simple One-Person Installation.

First Available: 11/14/2017

Brand: Honeywell   |   Manufacturer: Honeywell

Dimensions: 10.00 x 21.00 x 8.00 inches   |   Weight: 18.70 Pounds

Warranty: 5-year complete warranty

Amazon Price: $1,018.05 | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock

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  #10

AprilAire 35 Water Panel Humidifier Filter Replacement for AprilAire Whole-House Humidifier Models 350, 360, 560, 560A, 568, 600, 600A, 600M, 700, 700A, 700M, 760, 760A, 768 (Pack of 2)

Asin: B0076OW80S   |   Model: 35 02   |   PartNumber: 35 02   |   Ean: 0686720035029   |   UPC: 686720035029

Features

  • BUY WITH CONFIDENCE This genuine replacement water panel was designed and manufactured in the USA by AprilAire the leader in indoor air quality solutions to optimize the performance of your AprilAire Humidifier Models: 300, 350, 360, 560, 560A, 568, 600, 600A, 600M, 700, 700A, 700M, 760, 760A, 768
  • PERFECT APRILAIRE FIT The Model #35 Water Panel dimensions are 10 W x 13 H x 1.75 D and it's made of aluminum mesh with a porous, ceramic-type slip coating that absorbs water and maintains the proper level of hydration for the evaporation process
  • FOR OPTIMAL PERFORMANCE replace your genuine AprilAire Whole-Home Humidifier Water Panel twice during the season - this value 2-pack offers a convenient 2-year supply
  • 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.
  • EASY INSTALLATION Follow the illustrated instructions included
  • See more on Amazon...

For Optimal Performance Replace Your Genuine Aprilaire Whole-Home Humidifier Water Panel Twice During The Season - This Value 2-Pack Offers A Convenient 2-Year Supply.
Easy Installation Follow The Illustrated Instructions Included.
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 Aprilaire Fit The Model #35 Water Panel Dimensions Are 10" W X 13" H X 1.75" D And It's Made Of Aluminum Mesh With A Porous, Ceramic-Type Slip Coating That Absorbs Water And Maintains The Proper Level Of Hydration For The Evaporation Process.

Brand: Aprilaire   |   Manufacturer: Research Products Corporation

Dimensions: 10.00 x 1.75 x 13.00 inches   |   Weight: 1.75 Pounds

Warranty: No Warranty

Amazon Price: $26.49 ($13.24 / Count) | as of 05/08/2024 (7:28pm pst) *DETAILS
Availability: In Stock
Used Price: $17.30 ($8.65 / Count)

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