8 Best Humidifiers For Large Rooms

The Aprilaire 400M stands out amongst the crowd thanks to its supreme water-conserving functionality. Humidifiers generally consume quite a bit of water, which can result in users having to choose between comfortable air and a high water bill. The 400M gets rid of this compromise by using a unique evaporative technique that negates the use of floor drains, thereby efficiently maximizing water supply.

The 400M is a great humidifier for large rooms as it provides a lot of coverage for its relatively smaller size. Approximately 17 gallons of moisture per day is emitted by the Aprilaire 400M, which ensures your entire space gets all the humidity it requires for comfortable breathing and good health.

You can get the 400M in automatic and manual variants, with the automatic version requiring one initial setup. It also comes with both indoor and outdoor sensors to detect internal and external humidity. This helps it aggregate the output to optimal levels.

The manual variant of the 400M humidifier comes with one inbuilt indoor humidity sensor in proportion to the settings used. When you turn the unit on, all that is required is for you to set your desired humidity level.

• Tank Size: 17 gallons
• Room Size Suitability: 4,000 sq. ft
• Weight: 8.75 lbs
• Special Features: Conserves water by using a unique evaporation process

The AirCare EP9 perfectly suited for large rooms due to its coverage area. It’s important to note that while it weighs just 27 pounds and has a pedestal-style design, the humidifying power it has should not be understated. It’s Refilling isn’t a chore as it comes with a front fill door, ensuring you can use a pitcher to fill the unit to an appropriate level.

Apart from having great looks, it achieves efficiently by providing more than adequate humidification. The AirCare EP9 has been created to effectively humidify large areas measuring up to 2,400 square feet.

Accurately setting the humidity levels to your preference is easy thanks to the digital controls on this unit. To this end, you can alter the fan speed as well as the humidity using the digital control panel. Ensuring a room is perfectly humid is quite easy as there is a digital humidistat that automatically maintains your preference using digital accuracy.

• Tank Size: 3.5 gallons
• Room Size Suitability: 2,400 sq. ft
• Weight: 27 Pounds
• Special Features: 9 different fan speeds

This humidifier from Lacidoll comes with a large 2.1 gallon tank and 360-degree adjustable nozzles. It offers a coverage area of up to 500 square feet but users don’t have to worry about refilling the tank frequently, as each refill lasts up to 48 hours with continuous operation.

Its size and range ensure that it can be used as a baby humidifier, in the bedroom, as an indoor plant humidifier, or even in any large room during sleep. The top-fill design makes this Lacidoll unit easy to refilled and the water tank has a secure inbuilt handle to ensure detachability is seamless. The water tank also has an extra-wide opening which makes cleaning easier.

The Lacidoll is a smart humidifier as it comes with an inbuilt intelligent sensor. This ensures your humidity levels are automatically maintained. Adjusting the humidifying speed is seamless with three settings to choose from and if the unit falls over or is out of water, the automatic shutoff safeguard feature kicks in to protect you. The display of features and the new silent noise levels ensure that you can place this humidifier in your large bedroom through the night and not have your sleep negatively impacted.

• Tank Size: 2.1 gallons
• Room Size Suitability: 500 sq. ft
• Weight: 5.5 pounds
• Special Features: Automatic shut off feature

The Air Innovations MH-701BA is a broad limit humidifier that comes with a water tank capacity of 1.7 gallons and is capable of running up to 96 hours on a full tank. It is a great choice to humidify large rooms as it has a coverage area of up to 600 square feet. Additionally, the MH-701BA is a cool-mist ultrasonic humidifier that operates exceptionally quietly.

This unit doesn’t require much maintenance due to its lack of earthenware filters. What this means is that you don’t have to worry about replacing its filters. Furthermore, this unit comes with 5 mist settings that can be altered seamlessly to your desired specifications. The water tank is counter microbial, ensuring that any microbes are repelled effectively.

The design of the MH-701BA is also adaptable thanks to the fact that it can be transformed from a table humidifier to a tower unit. Its humidistat ensures that humidity levels are left unchanged during operation. A unique feature of this design is that it has an adjustable nozzle that lets you provide humidity exactly where you need it. Lastly, this humidifier from Air Innovations features a humidistat that ensures your desired humidity level is achieved and maintained while the unit is operational.

• Tank Size: 1.7 gallons
• Room Size Suitability: 600 sq. ft
• Weight: 3.83 pounds
• Special Features: Turning spout, 5 mist settings, timer

The LEVOIT Humidifier is perhaps one of the most affordable large room humidifiers one can purchase on the market at the moment. Its design excellently combines a 1.59-gallon tank with a coverage area of 735 square feet, making it one of the most efficient large room humidifiers out there.

It has been manufactured to provide an efficient supply of both cool and hot-mist for your space depending on your preference. Thanks to its dual output, this humidifier is one that can be used both during the winter and the summer. This unit comes with an inbuilt humidity sensor as well as automatic operation. There is also an automatic shutoff feature that shuts down the unit when not required. This makes it perfect for users looking for a humidifier with ultimate energy savings.

The LEVOIT Humidifier has an output speed of 500 mL per hour which is great for a unit designed to be compact. A full reservoir is capable of offering continuous operation for about 60 hours, which cuts down on how many times you need to refill it per week. Also included is a remote control that lets you create a schedule ranging from 1 to 12 hours.

• Tank Size: 1.59 gallons
• Room Size Suitability: 753 sq. ft
• Weight: 5.3 pounds
• Special Features: Cool and warm-mist mode

One handy feature the Elechomes SH8820 humidifier offers is its user-friendly top-filling tank. This design means that you don’t have to worry about disassembling the humidifier just to fill the tank, making it a lot more ergonomic and convenient. The SH8820 has been designed for a large room with its 5.5-liter water tank. You don’t have to worry about constantly refilling this humidifier’s tank during constant usage. This unit has an output of 600ml/h with a coverage of up to 755 square feet.

Not only is it perfect for any large space such as the living room, but it also is a great addition for the master bedroom as it utilizes advanced ultrasonic mist technology which ensures it only produces 20 to 32 dB of noise during operation. You can also enjoy a restful night thanks to its screen-off setting.

• Tank Size: 1.2 gallons
• Room Size Suitability: 755 sq. ft
• Weight: 8.18 pounds
• Special Features: Warm mist technology

The PureGuardian H4810AR humidifier comes with perhaps the longest-lasting power combined with coverage of all PureGuardian humidifiers. This reason alone makes it one of the best humidifiers for large rooms and spaces. This unit weighs 5.55 pounds and comes with a 2-gallon tank. These metrics mean that you can operate your humidifier for 120 hours at a time in spaces as large as 600 square feet.

When it comes to speed, you can select from 3 settings on this unit. The speed you select correlates with how often the tank needs to be refilled. You also have the option of cool mist or warm mist output to suit the weather and your preference.

Thanks to the ultrasonic technology included in the H4810AR, you can be sure that your sleep won’t be disrupted if you place it in your large bedroom. This unit is equipped with various features such as an LED night light, a dual mist rotating nozzle that lets you direct the mist, and a low water indicator light that ensures you are kept on top of refilling.

• Tank Size: 2 gallons
• Room Size Suitability: 600 sq. ft
• Weight: 5.55 pounds
• Special Features: Warm and cool mist mode, aromatherapy box

The Everlasting Comfort Cool Mist Humidifier provides long-lasting comfort and coverage for any large space, be it a home, nursery, office, or dorm. The unit is an ultrasonic humidifier that comes with a 1.6-gallon tank and offers a coverage area of up to 500 square feet. While the tank isn’t at all large, it is capable of operating for 50 continuous hours. 

The unit also offers an aromatherapy oil trail to circulate essential oils into the mist, providing you with a fresh and pure aroma all around your space. Not only does the humidifier last for 50 hours, but it is also quiet as it does so. At its highest setting, it produces a noise output of less than 30dB. 

It comes with an automatic shutoff feature once the tank is empty. This large room humidifier is filterless and that means you don’t have to worry about filter replacements or the costs associated. This makes it a great humidifier for just about any large space.

• Tank Size: 1.6 gallons
• Room Size Suitability: 500 sq. ft
• Weight: 3.1 pounds
• Special Features: Whisper quiet