Shop Aprilaire 400 Series Humidifier

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$364.99
Aprilaire 400-APR Water Saver Humidifier W/ Digital Automatic Humidistat | Supplyhouse.Com
SupplyHouse.com
9
$364.99
Aprilaire 400-APR Water Saver Humidifier W/ Digital Automatic Humidistat | Supplyhouse.Com
SupplyHouse.com
$295.99
Aprilaire 400m Water Saver Humidifier W/ Manual Humidistat | Supplyhouse.Com
SupplyHouse.com
$295.99
Aprilaire 400m Water Saver Humidifier W/ Manual Humidistat | Supplyhouse.Com
SupplyHouse.com
$384.02
Aprilaire 400 Whole House Humidifier 17 GPD Automatic Duct-Mount Bypass Water Saver
Voomi Supply
$384.02
Aprilaire 400 Whole House Humidifier 17 GPD Automatic Duct-Mount Bypass Water Saver
Voomi Supply
$312.13
Aprilaire 400m Whole-House Humidifier - Manual - Large Capacity Water Saver Furnace Humidifier For Homes Up To 4,000 Sq. Ft.
Walmart
3
Free shipping
$312.13
Aprilaire 400m Whole-House Humidifier - Manual - Large Capacity Water Saver Furnace Humidifier For Homes Up To 4,000 Sq. Ft.
Walmart
$1,455.96
Aprilaire 801-APR Series 801 Modulating Steam Humidifier | Supplyhouse.Com
SupplyHouse.com
$1,455.96
Aprilaire 801-APR Series 801 Modulating Steam Humidifier | Supplyhouse.Com
SupplyHouse.com
$361.98
Aprilaire 400m Humidifier With Manual Control | Skip The Warehouse
Skip The Warehouse
$361.98
Aprilaire 400m Humidifier With Manual Control | Skip The Warehouse
Skip The Warehouse
$72.00
$360.00
Aprilaire 400m 17-Gal. Whole-House Evaporative Humidifier With Manual Control For Up To 5,000 Sq. Ft. + Aprilaire Model 5843 Humidifier Installation Kit(Humidifier)
NETETPG
80% off
$72.00
$360.00
Aprilaire 400m 17-Gal. Whole-House Evaporative Humidifier With Manual Control For Up To 5,000 Sq. Ft. + Aprilaire Model 5843 Humidifier Installation Kit(Humidifier)
NETETPG
$280.73
Aprilaire Furnace Humidifier: Evaporation, 12 Gal Per Day, 3,000 Sq Ft Coverage Area, Dial, Manual Model: 500m
Grainger
8
$280.73
Aprilaire Furnace Humidifier: Evaporation, 12 Gal Per Day, 3,000 Sq Ft Coverage Area, Dial, Manual Model: 500m
Grainger
$338.88
Aprilaire 400m 17Gpd Bypass Humidifier-Manual
Voomi Supply
11
$338.88
Aprilaire 400m 17Gpd Bypass Humidifier-Manual
Voomi Supply
$295.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Manual
Sylvane
11
$295.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Manual
Sylvane
$82.97
Aprilaire 400m Humidifier
Henryanni
$82.97
Aprilaire 400m Humidifier
Henryanni
$364.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Electronic
Sylvane
$364.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Electronic
Sylvane
$391.01
Aprilaire 400 Humidifier Bypass
Walmart
Free shipping
$391.01
Aprilaire 400 Humidifier Bypass
Walmart
$249.99
Aprilaire 400m Whole-House Humidifier, Manual Water Saver Furnace Humidifier. Aprilaire. Gray. Humidifiers. 686720204005.
eBay
Free shipping
$249.99
Aprilaire 400m Whole-House Humidifier, Manual Water Saver Furnace Humidifier. Aprilaire. Gray. Humidifiers. 686720204005.
eBay
$401.84
$469.99
Aprilaire 700m Whole-House Fan Powered Humidifier, Manual Control, Large Capacity, Up To 5,300 Sq. Ft., 18GPD, Gray
Amazon.com
756
Free shipping
14% off
$401.84
$469.99
Aprilaire 700m Whole-House Fan Powered Humidifier, Manual Control, Large Capacity, Up To 5,300 Sq. Ft., 18GPD, Gray
Amazon.com
$82.97
Aprilaire 400m Humidifier
May Custom Jersey
$82.97
Aprilaire 400m Humidifier
May Custom Jersey
$391.01
Aprilaire 400 Drainless Automatic Bypass Humidifier
eBay
8
Free shipping
$391.01
Aprilaire 400 Drainless Automatic Bypass Humidifier
eBay
$589.07
Aprilaire 700 Humidifier Powered W/ Automatic Control For Whole Home
Voomi Supply
358
$589.07
Aprilaire 700 Humidifier Powered W/ Automatic Control For Whole Home
Voomi Supply
$569.06
Aprilaire Fan Humidifier: Evaporation, 18 Gal Per Day, 4,200 Sq Ft Coverage Area, Dial, Auto/Manual Model: 700
Grainger
$569.06
Aprilaire Fan Humidifier: Evaporation, 18 Gal Per Day, 4,200 Sq Ft Coverage Area, Dial, Auto/Manual Model: 700
Grainger
$1,249.00
$1,459.99
Aprilaire Model 800 Whole House Steam Humidifier - Humidifier + Fan
Sylvane
14% off
$1,249.00
$1,459.99
Aprilaire Model 800 Whole House Steam Humidifier - Humidifier + Fan
Sylvane
$278.99
Aprilaire 600m Whole-House Humidifier - Manual - Large Capacity Water Saver Furnace Humidifier For Homes Up To 4,000 Sq. Ft.
Walmart
Free shipping
$278.99
Aprilaire 600m Whole-House Humidifier - Manual - Large Capacity Water Saver Furnace Humidifier For Homes Up To 4,000 Sq. Ft.
Walmart
$217.95
AIRCARE Portable Humidifier: Evaporation, 11.5 Gal Daily Humidification Output, Cool, Console Housing, Brown Model: 696 400HB
Grainger
$217.95
AIRCARE Portable Humidifier: Evaporation, 11.5 Gal Daily Humidification Output, Cool, Console Housing, Brown Model: 696 400HB
Grainger
$55.00
$88.00
Aprilaire 500m Bypass Humidifier (Manual Control)
cauled.com
Free shipping
37% off
$55.00
$88.00
Aprilaire 500m Bypass Humidifier (Manual Control)
cauled.com
$64.00
$102.40
Aprilaire 700 Whole House Fan Powered Humidifier, Automatic High Output Furnace Humidifier
cauled.com
Free shipping
37% off
$64.00
$102.40
Aprilaire 700 Whole House Fan Powered Humidifier, Automatic High Output Furnace Humidifier
cauled.com
$473.37
Aprilaire 700m Whole House Fan Powered Humidifier, Manual High Output. Aprilaire. Gray. Humidifiers. 0686720704000.
eBay
9
Free shipping
$473.37
Aprilaire 700m Whole House Fan Powered Humidifier, Manual High Output. Aprilaire. Gray. Humidifiers. 0686720704000.
eBay
$54.99
$59.99
Hunter Aspire .7 Gallon Ultrasonic Humidifier - White
HSN
$54.99
$59.99
Hunter Aspire .7 Gallon Ultrasonic Humidifier - White
HSN
$1,799.99
Aprilaire E100 Pro Dehumidifier Bundle - 100 Pint Whole House Dehumidifier - Full Complete Kit - Crawl Spaces, Basements, Whole Homes, Commercial Up
Amazon.com
10
Free shipping
$1,799.99
Aprilaire E100 Pro Dehumidifier Bundle - 100 Pint Whole House Dehumidifier - Full Complete Kit - Crawl Spaces, Basements, Whole Homes, Commercial Up
Amazon.com
$78.97
Aprilaire 600m Whole-House Humidifier Manual High Output Furnace Humidifier
May Custom Jersey
$78.97
Aprilaire 600m Whole-House Humidifier Manual High Output Furnace Humidifier
May Custom Jersey
$62.37
Aprilaire 600m Whole-House Humidifier With Manual Control
Tattootraveler Store C
$62.37
Aprilaire 600m Whole-House Humidifier With Manual Control
Tattootraveler Store C
$646.73
Aprilaire 700 Powered Humidifier | Skip The Warehouse
Skip The Warehouse
$646.73
Aprilaire 700 Powered Humidifier | Skip The Warehouse
Skip The Warehouse
$615.00
Aprilaire 700 Humidifier With Automatic Humidistat Control 18 Gallons Day
Global Industrial
358
$615.00
Aprilaire 700 Humidifier With Automatic Humidistat Control 18 Gallons Day
Global Industrial
$395.95
Aprilaire Automatic Control Humidifier, 12 Gallons Per Day, 500
Global Industrial
26
$395.95
Aprilaire Automatic Control Humidifier, 12 Gallons Per Day, 500
Global Industrial
$20.99
$49.99
Livepure LP485HUM Ultrasonic Humidifier - Blue
HSN
58% off
$20.99
$49.99
Livepure LP485HUM Ultrasonic Humidifier - Blue
HSN
$319.99
Honeywell Home HE400A Evaporative Large Room Console Humidifier - Gray | HE400A2022
Lowe's
$319.99
Honeywell Home HE400A Evaporative Large Room Console Humidifier - Gray | HE400A2022
Lowe's
$119.99
Vornado Evaporative Medium Room Console Humidifier - White | HU1-0050-43
Lowe's
78
$119.99
Vornado Evaporative Medium Room Console Humidifier - White | HU1-0050-43
Lowe's
$45.66
$65.29
Aircare H12-400Hb 3-Speed Whole-House Console-Style Evaporative Humidifier, Oak
www.tsuridaisuki.com
30% off
$45.66
$65.29
Aircare H12-400Hb 3-Speed Whole-House Console-Style Evaporative Humidifier, Oak
www.tsuridaisuki.com
AprilAire Model 400 m Water Saver 17 Gal. for up to 5,000 sq. ft. Whole-House Evaporative Humidifier With Manual Control 400M
0:50
AprilAire Model 400 m Water Saver 17 Gal. for up to 5,000 sq. ft. Whol…
Dec 1, 2023
HOMEDEPOT
Whole-House Water Saver Evaporative Humidifier - AprilAire 400
Whole-House Water Saver Evaporative Humidifier - AprilAire …
Sep 13, 2017
aprilaire.com
Installing AprilAire Humidifier Models 400, 500, and 600
3:02
Installing AprilAire Humidifier Models 400, 500, and 600
182K viewsJan 16, 2021
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Connecting a Humidistat Control to AprilAire Evaporative Humidifiers
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Connecting a Humidistat Control to AprilAire Evaporative Humidifiers
92.2K viewsJan 16, 2021
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Installing the AprilAire Steam Humidifier
48.8K viewsJan 16, 2021
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humidifier Aprilaire 400
11.3K viewsMar 4, 2016
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Aprilaire 400 Whole House Humidifier | Sylvane
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Aprilaire 400 Whole House Humidifier | Sylvane
2K viewsFeb 6, 2020
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Aprilaire model 400 humidifier installation. #HVAC
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35.4K viewsFeb 11, 2020
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The AprilAire Self-Contained Evaporative Humidifier
14.7K viewsAug 18, 2021
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Sep 13, 2017
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4:22
Aprilaire - Model 400 Drainless Bypass Humidifier
4.9K viewsMar 26, 2014
YouTubeHVACStores
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Aprilaire 400 Humidifier Instructional Video
72.6K viewsOct 30, 2014
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AprilAire Humidifier Water Panel Overview
54K viewsApr 7, 2022
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The AprilAire Ventilating Dehumidifier | All-in-One Fresh Ai…
11.8K viewsApr 13, 2021
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Introducing the AprilAire Self-Contained Evaporative Humidifier …
5.1K viewsFeb 17, 2022
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How to Change Your Aprilaire Humidifier's Water Panel: Jerry Ke…
221K viewsFeb 23, 2011
YouTubeJerryKellyHVAC
4:27
How To Replace an Air Cleaner Filter - Aprilaire
43.3K viewsMay 10, 2013
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Aprilaire 400 Humidifier Maintenance
34.9K viewsMar 28, 2009
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59:21
AprilAire Evaporative Humidifiers Product Training Webinar (Record…
22.4K viewsMar 30, 2020
YouTubeAprilAire
56:27
The Growth Path: Aprilaire Humidifier Installation - Best Pract…
12K viewsNov 7, 2022
YouTubeTempo Air
2:39
Installing the AprilAire Steam Humidifier Fan Pack Model 865
11K viewsJan 16, 2021
YouTubeAprilAire
27:22
How to Install AprilAire 500M Whole House Humidifier
25.8K viewsMar 24, 2025
YouTubeScott Driscoll
Whole-House Steam Humidifier - AprilAire 800
Sep 13, 2017
aprilaire.com
Whole-House Large Bypass Humidifier - AprilAire 600
Sep 13, 2017
aprilaire.com
58:33
AprilAire Steam Humidifiers Product Training Webinar (Recorded Janu…
41.5K viewsMar 29, 2020
YouTubeAprilAire
2:38
Introducing the AprilAire e-series Dehumidifiers
11K viewsMay 28, 2021
YouTubeAprilAire
4:28
How To Change Your Aprilaire Humidifier Filter
92.7K viewsDec 9, 2016
YouTubeHarker Heating & Cooling
1:20
How to Replace Aprilaire Whole House Humidifier Pad
3.8K viewsFeb 23, 2015
YouTubeFIX IT Home Improvement Channel
6:41
Aprilaire Whole- House Humidifier Solenoid Replacement
54K viewsFeb 21, 2016
YouTubeYoucan doitdyi
See more videos
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Shop Aprilaire 400 Series Humidifier

Sponsored
About our ads
$364.99
Aprilaire 400-APR Water Saver Humidifier W/ Digital Automatic Humidistat | Supplyhouse.Com
SupplyHouse.com
9
$364.99
Aprilaire 400-APR Water Saver Humidifier W/ Digital Automatic Humidistat | Supplyhouse.Com
SupplyHouse.com
$295.99
Aprilaire 400m Water Saver Humidifier W/ Manual Humidistat | Supplyhouse.Com
SupplyHouse.com
$295.99
Aprilaire 400m Water Saver Humidifier W/ Manual Humidistat | Supplyhouse.Com
SupplyHouse.com
$384.02
Aprilaire 400 Whole House Humidifier 17 GPD Automatic Duct-Mount Bypass Water Saver
Voomi Supply
$384.02
Aprilaire 400 Whole House Humidifier 17 GPD Automatic Duct-Mount Bypass Water Saver
Voomi Supply
$312.13
Aprilaire 400m Whole-House Humidifier - Manual - Large Capacity Water Saver Furnace Humidifier For Homes Up To 4,000 Sq. Ft.
Walmart
3
Free shipping
$312.13
Aprilaire 400m Whole-House Humidifier - Manual - Large Capacity Water Saver Furnace Humidifier For Homes Up To 4,000 Sq. Ft.
Walmart
$1,455.96
Aprilaire 801-APR Series 801 Modulating Steam Humidifier | Supplyhouse.Com
SupplyHouse.com
$1,455.96
Aprilaire 801-APR Series 801 Modulating Steam Humidifier | Supplyhouse.Com
SupplyHouse.com
$361.98
Aprilaire 400m Humidifier With Manual Control | Skip The Warehouse
Skip The Warehouse
$361.98
Aprilaire 400m Humidifier With Manual Control | Skip The Warehouse
Skip The Warehouse
$72.00
$360.00
Aprilaire 400m 17-Gal. Whole-House Evaporative Humidifier With Manual Control For Up To 5,000 Sq. Ft. + Aprilaire Model 5843 Humidifier Installation Kit(Humidifier)
NETETPG
80% off
$72.00
$360.00
Aprilaire 400m 17-Gal. Whole-House Evaporative Humidifier With Manual Control For Up To 5,000 Sq. Ft. + Aprilaire Model 5843 Humidifier Installation Kit(Humidifier)
NETETPG
$280.73
Aprilaire Furnace Humidifier: Evaporation, 12 Gal Per Day, 3,000 Sq Ft Coverage Area, Dial, Manual Model: 500m
Grainger
8
$280.73
Aprilaire Furnace Humidifier: Evaporation, 12 Gal Per Day, 3,000 Sq Ft Coverage Area, Dial, Manual Model: 500m
Grainger
$338.88
Aprilaire 400m 17Gpd Bypass Humidifier-Manual
Voomi Supply
11
$338.88
Aprilaire 400m 17Gpd Bypass Humidifier-Manual
Voomi Supply
$295.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Manual
Sylvane
11
$295.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Manual
Sylvane
$82.97
Aprilaire 400m Humidifier
Henryanni
$82.97
Aprilaire 400m Humidifier
Henryanni
$364.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Electronic
Sylvane
$364.99
Aprilaire Model 400 Whole House Bypass Humidifiers - Electronic
Sylvane
$391.01
Aprilaire 400 Humidifier Bypass
Walmart
Free shipping
$391.01
Aprilaire 400 Humidifier Bypass
Walmart
$249.99
Aprilaire 400m Whole-House Humidifier, Manual Water Saver Furnace Humidifier. Aprilaire. Gray. Humidifiers. 686720204005.
eBay
Free shipping
$249.99
Aprilaire 400m Whole-House Humidifier, Manual Water Saver Furnace Humidifier. Aprilaire. Gray. Humidifiers. 686720204005.
eBay
$401.84
$469.99
Aprilaire 700m Whole-House Fan Powered Humidifier, Manual Control, Large Capacity, Up To 5,300 Sq. Ft., 18GPD, Gray
Amazon.com
756
Free shipping
14% off
$401.84
$469.99
Aprilaire 700m Whole-House Fan Powered Humidifier, Manual Control, Large Capacity, Up To 5,300 Sq. Ft., 18GPD, Gray
Amazon.com
$82.97
Aprilaire 400m Humidifier
May Custom Jersey
$82.97
Aprilaire 400m Humidifier
May Custom Jersey
$391.01
Aprilaire 400 Drainless Automatic Bypass Humidifier
eBay
8
Free shipping
$391.01
Aprilaire 400 Drainless Automatic Bypass Humidifier
eBay
$589.07
Aprilaire 700 Humidifier Powered W/ Automatic Control For Whole Home
Voomi Supply
358
$589.07
Aprilaire 700 Humidifier Powered W/ Automatic Control For Whole Home
Voomi Supply