Aprilaire 400

Aprilaire 400 Humidifier

Aprilaire 400 Humidifier Overview

As one of the pioneers of Aprilaire, Aprilaire 400 Humidifier features all advanced characteristics for your home use. You know, Aprilaire always changes to keep up with the global trend. Therefore, it is easy to understand why its products not only inherit previous great features but also equip many latest improvements. Living in a dry or wet room has a bad impact on human life as well as lifespan of furniture. That is why 400 Humidifier is one of the best recommendations helping you overcome difficulties. It makes impressive by high working efficiency, smooth operation and safety. The humidifier reserves to rank 4.6 out of 5 stars. To be honest, this machine is not the best humidifier in the same category. However, we will explain why it is still one of the most favorite options nowadays.


Wow, this is an attractive humidifier to purchase. The tool comes with a super light-weight design, just only 8.9 pounds in appearance and 16 x 11 x 16 inches in dimensions. Owing to this compact design, it allows the portability for using everywhere, rooms over rooms. Indeed, it is easy not only for movement but also storage as well.

This type of humidifier works based on the latest technology of evaporating. As a result, feel free to take advantage of the smart tool with the huge water and temperature savings as well as other supportive components. Learn more about a package of its accessories including auto digital control, evaporative technology and other additional parts.


Aprilaire 400
Our Rating: 4.3 / 5
Look at the variety of gorgeous features of Aprilaire 400 Humidifier. All components of the machine work well with each other in such a perfect way.

Aprilaire is well-known because of offering the high-quality humidity power and 400 Humidifier is not an exception. The machine comes with a large capacity of 0.7 gallons each hour. Coming with the strong air power, it can be effectively used in a big room of 4,000 Square of feet. It is surprising that this affordable humidifier could do multi-functional tasks like another expensive one.

Then, we mention its convenience. The tool is very easy to use and even your grandmother could feel pleased when using this compact humidifier. With the modern equipment of auto digital control, it supports users in choosing their best suitable humidity programs. There are 3 options of humidity levels including low, medium and high. Each level comes with an appropriate effectiveness. As a result, it is simple to decide which remarkably matches your room.

Another benefit of using this smart humidifier is the great water savings thanks to the latest evaporative technology. Be assured when using this tool because it automatically shuts off when the humidity operation is finished.


  • Easy to use
  • Large capacity
  • 4,000 square feet
  • Easy to set up
  • Automatic digital control
  • Temperature and water savings
  • Great warranty policy (5 years limited)
  • No draining problem
  • Reasonable price


  • There is draining water with wrong installation

Things to consider

To ensure its safety, there are several tips and warnings you should take care before setting up its installation. For example, it is important to disconnect all electric equipments to improve its safety. Then, avoid setting up the machine under cold or hot temperature. It will affect the effectiveness as well as the security of this tool.


In conclusion, there are valuable reasons why we need a humidifier in our house. Using Aprilaire 400 Humidifier is an economic way of saving temperature as well as water usage. It is a great recommendation for high efficiency and convenience. Order Aprilaire products now and you will find it is a right decision.


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