Maintaining the right humidity level in a large space is not an easy task, especially in an extremely dry climate or season, this article reviews the best humidifier for large space.

When the air around you is extremely dry, it can bring about several issues. Some of the problems you can experience due to low level of humidity include nosebleeds, sinus congestion, dry skin or cracked lips.

To combat these health issues, you certainly require a humidifier to enhance the quality of air in your home. It does this by adding moisture to the atmosphere. A humidifier is a necessity in wintertime when we normally use a heating system which further makes our air drier.  

However, the capacity and functionalities of humidifiers vary. If the room you need to humidify is large, what you need is a humidifier for large space. If not, you’ll wind up with a unit incapable of moisturizing the size of your room. 

So, if your previous humidifier didn’t prove effective, it could be that you purchased a model with low capacity. A humidifier’s capacity is based on the amount of space it can humidify at a moment. If the humidifier can’t cover your room size, then you ought to get a bigger one instead of giving up. 

These larger humidifiers can humidify an entire house and impact meaningfully to your health at home. For this reason, they have several features you won’t find in the smaller and portable ones.

Buying Humidifier For a Large Space

Not all manufacturers think alike. Similarly, not all humidifiers are similar in functionality. Hence, when shopping for a large humidifier for your house, there are some features you should look out for. These include:

Ease of Use

One of the most important features you will want to look out for is the operating ease. The humidifier should be one that won’t cause you difficulties when making use of it. The best large humidifier should come with remote control, so you can operate it from the comfort of your bed.

It should be easy to clean and maintain. If you’re buying a unit with a replaceable filter, it should come with a cheap replaceable filter and other useful features in a humidifier.

Variable Speeds

Evaporative humidifiers commonly generate lots of noise. A good way to combat this issue is to get a humidifier with a modifiable setting. The varied setting will allow you to customize the speed of the fan to increase or decrease the speed at which the unit humidifies your space. 

You wouldn’t let your humidifier giving you a factory speed setting. A humidifier that lets you alter the speed just like your wall fans should be highly considered.


You want your house to be fully humidified before you return from work and you do not want the humidifier running from dusk till dawn. This is what you do: Get a humidifier fitted with a timer. You can set it to power on about half an hour before you arrive home. Doing this sets your home in a good atmosphere to welcome your arrival. 


A humidistat is an essential feature you’ll find in modern models of a humidifier. With them, you can set your device to maintain a certain level of humidity. The unit will either shut down when that level is attained or regulate the humidity level to suit your preferred setting.

Waterless Automatic Shut-Off

A humidifier with this feature shuts down immediately the water is expended. It conserves electricity and protects the humidifier from wearing away faster.

Best Large Space Humidifier Reviews: Our Top Five Picks

The market is filled with different kinds of humidifier. So, navigating the market and getting a suitable humidifier can be daunting and nerve-wracking.

Therefore, we have provided this buyer’s guide to assist you to learn more about humidifiers, their functionalities and be able to decide on a suitable one for your space. If you haven’t got time to navigate the market yourself, you can check out our top five picks below:

#1. Levoit LV600HH Hybrid Ultrasonic Humidifier

LEVOIT Humidifiers for Large Room Bedroom

Sporting a soundless mechanism, 1.5-gallon tank, remote control, and other great features, the Levoit LV600HH Hybrid Ultrasonic Humidifier stands to be one of the top picks in the humidifier market.

Its large tank lets it run for hours without a refill and this is perfect if you don’t wish to get up from your bed at night. It has a display that can also be turned off if the light’s brightness is tolling on you at night.  

The humidistat fitted in this model lets you maintain the humidity at a certain level while the timer turns off the machine once it is empty of water or has attained the humidity level you keyed in the setting.

Besides the circulating mist, the unit can equally dissipate essential oils as it features an aroma box which makes this possible. You can set your unit to either dissipate cool mist or warm mist for its twin 3600 revolving jets that can handle a room-sized at 753 sq. ft.

The design of the humidifier eliminates maintenance issues. The large space below the tank lets you clean and refill it with ease. With many useful features, the Levoit LV600HH is perfect for your complete home humidification. 

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#2. Essick Air AIRCARE MA1201 Evaporative Humidifier

AIRCARE MA1201 Whole-House Console-Style Evaporative Humidifier

When talking about houses and humidifier sizes, the MA1201 name is always mentioned. It is capable of covering a room size of 3600 sq. ft. Besides, it comes with a steady run-time of 36 hours due to its gigantic tank of 3.6 gallons that makes the device almost impossible to move about.

Thanks to the wheels underneath the humidifier, the device can easily be rolled about but will surely contain some space when placed at a corner. It is still possible to keep it out of sight like behind a piece of furniture if you don’t want it in full sight. 

However, Essick Air AIRCARE MA1201 has a filter which evaporates the air and adds moisture to your room at a quick speed. So, with the unit, you won’t have to bother much about incapability or inefficiency.

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#3. Vornado Evap40 Evaporative Humidifier

Vornado Evap40 4-Gallon Evaporative Humidifier

This evaporative humidifier by Vornado employs a distinctive vortex airflow system to swiftly enhance humidity in equal amount all over the room.

Instead of the usual circulatory system of evaporative humidifies, the Vornado Evap40 Evaporative Humidifier has a system which hastens up the air circulation to every corner of the room. In this way, it humidifies an exciting 1,000 sq. ft. of space.

When set at its fastest speed, it can function for a full day using its tank of 4 gallons capacity and much longer when operating at a slower setting. Hence, you wouldn’t bother about regular refilling.

It is easy to operate and maintain. You get a whopping 5-year warranty period to boost your confidence. It has an auto shut-off feature, is inexpensive and is very durable. Hence, you wouldn’t bother about frequent replacement and cleaning issues.

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#4. Essick Air AIRCARE EP9 800 Whole House Pedestal Evaporative Humidifier

AIRCARE EP9 800 Digital Whole-House Pedestal-Style Evaporative Humidifier

The AIRCARE EP9 800 is a USA-made product and weighs 27 full pounds. It can take up quite a huge amount of space in your home. However, you wouldn’t bother about the space it occupies because it has a chic design and that stylishness that would enhance the beauty of your room or home. 

It is fitted with a tank of 3.5 gallons which lets it run for 60 hours without regular refills. And when it does need a refill, you can easily refill it from the spout. Its large run-time lets the humidifier serve a room-size of 2,400 sq. ft.

Notwithstanding the large weight and size, you can easily move it around, thanks to the wheel at its base. There is an easy-to-use digital display fitted on the humidifier which lets you select from nine fan speeds contingent on the room size you wish to humidify and the speed at which you want it humidified. 

You could as well use the humidity setting which turns off the device when it attains your desired humidity level, thereby, saving water in the tank and energy.

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#5. AIRCARE 831000 Space-Saver Evaporative Humidifier

AIRCARE 831000 Space-Saver, White Whole House Evaporative Humidifier

If you possess rooms which are in an open plan residential layout, then it would be better you opt for this model of the humidifier. The device has a 6-gallon tank which lets it humidify 2,700 sq. ft. room.

This AIRCARE 831000 can run for 70 whole hours at the lowest setting and this would eliminate your need for regular refills. When it does need one, the refilling is quite easy as you can use a jug to fill water into the wide reservoir.

Despite its size, it can be moved around through the caster wheels fitted underneath and humidify the entire house in few moments. Because of its power and efficiency, it isn’t suitable for small rooms.

You can as well choose various fan speed settings or targeted humidity levels by using the control panel and the humidistat on it respectively. This USA model of humidifier is very durable and will last you for a long time.

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Choosing a suitable Humidifier for your large space

To choose a suitable humidifier that would handle your large rooms, you would have to consider the kind of humidifier you intend to buy. It is based on the kind you prefer that you’ll check out the features. The various kinds of humidifiers include:

1. Ultrasonic Humidifiers

These are the most recent types of humidifiers in the market. They are fitted with soundless technology. They specifically handle medium or large-sized rooms instead of the entire house like some bigger types.

2. Evaporative Humidifiers

Evaporative humidifiers are mostly large and are perfect for humidifying large rooms and even the house completely. They operate by using a water reservoir, wick filter and a powerful fan which increases their efficiency and operational speed.

3. Whole House Furnace Humidifiers (AKA In-Duct or HVAC Humidifier)

This is the new technology in the home renovation or new home installations. At the same time, the heating/HVAC system is fitted in the house, the humidifier is also fitted alongside so they can supply moist air together with a cooling or heating system.

These systems are operational and are quite inconspicuous. Nevertheless, there are some reasons why it is inadvisable to go by this method. It is a very expensive process and could not humidify the entire home as they are fixed.

Why do you need to clean and maintain Your Humidifier?

EPA recommends that humidifiers be cleaned at least once every three days. The evaporative humidifiers will also require their wicks to be regularly replaced every 4-8 weeks so that the humidifier can function efficiently. If the wick is damaged as a result of filter hardness, then you have to replace it immediately.

bacteriostatic Water Treatment specifically designed for evaporative humidifiers is the best way to avoid algae and bacteria growth in evaporative models. The treatment aims to eradicate hostile odors and make the most of your humidifier’s efficacy.

Distilled water should be used in the tanks of ultrasonic humidifiers instead of tap water because they end up spreading white dust around the device. Hence, the cleanliness of your humidifier is paramount. We have also outlined how you can successfully clean your humidifier below. 

Cleaning your humidifier: Steps to follow

  • Switch off your humidifier and unplug from the electric outlet.
  • Drain, rinse and change the water inside the tank to ensure there are no bacteria left behind when refilling. Sometimes, you can also use a detergent.
  • You should clean the base thoroughly at least, two times a week. A thorough cleaning will involve the use of diluted vinegar solution, diluted chlorine bleach solution and of course water.
  • Most of all, follow the instructions given by the manufacturer.


From our top picks, the Levoit LV600HH Hybrid Ultrasonic Humidifier is the most suitable and plush humidifier for large rooms. It comes with a lot of convenient features. If you’re not okay with all the functionality it offers, you could also try out other models that we have outlined here. 

For instance, you can try the Essick Air AIRCARE MA1201 Evaporative Humidifier which can serve the whole house with its large tank and comes with amazing features. The main thing you need to know before deciding on which humidifier to go for are the features you are looking to get. 

When you have narrowed down your desired features, go for the model that will give you that satisfaction you desire in your home.

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