Aprilaire 400M Whole House Humidifier with Manual Control

Sku:
APRILAIRE-400M
Usually Leaves Warehouse in 2 - 3 Business Days
$254.99

Dry air in the home not only makes you uncomfortable with itchy skin, nose bleeds, and static electricity, but low humidity in the home can make you susceptible to colds and upper respiratory infections. One solution is to use an Aprilaire whole house humidifier which can deliver the perfect amount of humidity, 24 hours a day, seven days a week.

The 400 model comes with a wall mounted Manual Control which displays the relative humidity levels, operation status and any service needs. This Bypass unit uses 100% of the water, and the evaporative technology eliminates the need for a drain. Adds up to 17 gallons of moisture per day into the air.

  • Uses 100% of water and evaporative technology, eliminates the need for a drain
  • Can be installed on the supply or return plenum
  • Humidifier Control Installation Instructions
  • Saddle valve
  • Humidifier Installation Template
  • House Square Footage Serviced:
    • Loose House: 1000
    • Average House: 2000
    • Tight House: 4000
  • Evaporative Rate: 0.70 gph
  • Feed Rate: 3 gph
  • U.L Listed
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Aprilaire 400M Whole House Humidifier with Manual Control
  • Aprilaire 400M Whole House Humidifier with Manual Control
  • Aprilaire 400M Whole House Humidifier with Manual Control
  • Aprilaire 400M Whole House Humidifier with Manual Control
  • Aprilaire 400M Whole House Humidifier with Manual Control
  • +1

Product Overview

Dry air in the home not only makes you uncomfortable with itchy skin, nose bleeds, and static electricity, but low humidity in the home can make you susceptible to colds and upper respiratory infections. One solution is to use an Aprilaire whole house humidifier which can deliver the perfect amount of humidity, 24 hours a day, seven days a week.

The 400 model comes with a wall mounted Manual Control which displays the relative humidity levels, operation status and any service needs. This Bypass unit uses 100% of the water, and the evaporative technology eliminates the need for a drain. Adds up to 17 gallons of moisture per day into the air.

  • Uses 100% of water and evaporative technology, eliminates the need for a drain
  • Can be installed on the supply or return plenum
  • Humidifier Control Installation Instructions
  • Saddle valve
  • Humidifier Installation Template
  • House Square Footage Serviced:
    • Loose House: 1000
    • Average House: 2000
    • Tight House: 4000
  • Evaporative Rate: 0.70 gph
  • Feed Rate: 3 gph
  • U.L Listed

Tech Specs

General Features

Coverage Area (Sq.Ft.):
4000
Water Capacity (GPD):
17
Type:
Bypass

Weight and Dimensions

Overall Width (in.):
15.375
Overall Depth (in.):
10.25
Overall Height (in.):
15.75
Net Weight (lbs.):
22

Electrical Requirements

Voltage:
24V
Amps:
0.5
California residents see Prop 65 WARNINGS

Warning WARNING!

Warning: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Product Warranty

5 Year Limited Parts Warranty