best whole house dehumidifier

Find Out Now! Best Whole House Dehumidifiers [#2 is Life Saving]

A best whole house dehumidifier can help improve your home’s air quality and make it more comfortable to live in. Dehumidifiers work by removing damp from the air, which can help reduce dirt and other allergens in the air. This can help improve your respiratory fitness and make breathing unchallenging. 

There are a few things to consider when choosing the best whole home dehumidifier for your home. Size and capacity are important considerations.

Dehumidifiers can also help reduce the amount of mold and mildew in your home, improving your indoor air quality and making your home more pleasant to live in. If your basement is feeling a little damp and musty, or you’re noticing an increase in allergies, it may be time to invest in a whole-house dehumidifier.

Best Whole House Dehumidifier

AllerAir Duct-able Dehumidifier – 198 PPD

Best Ducted Whole House Dehumidifier

Operation ModeContinuous
Pints Per Day198 PPD
Extraction Capacity24.75 gallon per day
Floor Area2600 Square Feet
Air Flow Capacity210 Cubic Feet Per Minute
Upper Temperature Rating104 Degrees Fahrenheit
Item Dimensions23.2 x 15.2 x 17.7 inches
Item Weight81.8 Pounds
Warranty5 Years

If you’re looking for a dehumidifier that can quickly and effectively remove moisture from your basement crawl space, the AlorAir Duct-able Version Basement Crawl Space Dehumidifier is a perfect choice. This dehumidifier features a high-efficiency design that allows it to remove moisture without using as much energy as traditional dehumidifiers. 

The dehumidifier removes up to 90 pints of moisture per day from the air at AHAM conditions, making it perfect for use in basements, crawl spaces, and other small spaces. This dehumidifier can also remove up to 198 pints of moisture from the air when it is saturated. 

The condensate pump keeps the dehumidifier running evenly and efficiently by continuously cuting water from the air. This prevents the build-up of moisture, which can cause damage to your home. This professional dehumidifier is designed with a remote monitoring function, making this unit ideal for anyone who wants to keep an eye on their basement or crawl space humidity levels. 

This dehumidifier has a quick and efficient defrosting process, making it work at low temperatures. Plus, the automatic restart feature ensures that your home will stay dry even if there’s a power outage. This powerful dehumidifier features an automatic defrost cycle that runs when frost is detected on the coils, helping avoid frost build-up. 

Save up to $250 per year in energy costs with the AlorAir Duct-able Version Basement Crawl Space Dehumidifier. This dehumidifier is easy to install and use and can be placed almost anywhere in your home. It comes with a five-year warranty, ensuring that you’ll be able to use it for years.

Why its Great?

  • Running in just a few minutes
  • Excellent investment for the house
  • Keeps basement clean and mold-free
  • Automatic defrost cycle
  • Remote monitoring function
  • Very Quiet

Flaws but not the Deal Breakers

  • There are a few screws underneath the unit.

COLZER Dehumidifier – 140 Pints up to 6000 Sq. Ft

Best Portable Whole House Dehumidifier

Operation ModeSmart
Capacity17 Gallons
Pints Per Day140 pints
Floor Area6000 Square Feet
Air Flow Capacity206 Cubic Feet Per Minute
Upper Temperature Rating35 Degrees Celsius
Item Dimensions13.4 x 13.4 x 28.7 inches
Item Weight50 Pounds
Warranty2 Years

COLZER commercial dehumidifier is the perfect choice to keep your home or office free from excess moisture and humidity. This powerful machine can remove up to 140 pints of moisture from the air daily, making it an ideal solution for large spaces up to 6000 square feet.

It can work with a flow rate of 206CFM, making it a powerful option for those needing to dehumidify a large area. Additionally, the dehumidifier’s airflow can help improve the unit’s overall performance. This powerful machine can extract up to 140 pints of water from the air per day, making it a great choice for businesses and homeowners looking to combat humidity and moisture damage.

The touch-pad control panel makes it easy to use, and you can see the progress of the dehumidification process at a glance. By setting the 24-hour auto on/off timer, you will be able to automatically turn the unit on or off at a convenient time. It features a child lock that can help avoid accidental touches, keeping your children and the dehumidifier safe.

With a large 2.1-gallon tank size, this unit can run for longer between refills, making it a more efficient choice for large areas. Offices, schools, and other commercial settings can benefit from its durable construction and quiet operation.

This dehumidifier has a built-in pump that allows for automatic continuous drainage, so you never have to worry about emptying the tank. It also features a drying mode, which can help you dry your clothes faster in wet or cold weather. The adjustable wind deflector can swing or stop at any angle within 90 degrees so that you can customize the airflow to your needs.

Plus, the sleek design matches any décor. Featuring 360° easy-roll 4 wheels make it’s easy to move around. The ergonomically recessed handles make it easy to carry, even when full. It’s lightweight and easy to move around, making it perfect for any space.

Why its Great?

  • Touch-pad control panel, easy to operate
  • Large water tank
  • Child lock, prevent children from using
  • Adjustable wind deflector
  • Wheels make it easy to move
  • ON/OFF automatically every 24 hours
  • LED-backlit controls
  • Multiple fan speeds

Flaws but not the Deal Breakers

  • The unit started freezing up.

Buying Guide for Best Whole House Dehumidifiers

Dehumidifier Size:

Size is an important consideration when looking for the best ducted whole-house dehumidifier. A unit that is too small will not be able to effectively remove moisture from the air, while a unit that is too large will be less energy-efficient and may not correctly fit your ductwork. The best way to determine the right size dehumidifier for your house is to have a professional HVAC contractor perform a load calculation. 

Defrost Features:

There are a few key features to look for when shopping for the best ducted whole house dehumidifier for your needs. One major feature to look for is a defrost function. This function will help prevent the coils in your unit from freezing over, which can cause a decrease in efficiency.

Quiet Operation:

When purchasing a ducted whole house dehumidifier, there are a few essential factors to keep in mind to ensure that you get the best possible product. First and foremost, you want to ensure that the dehumidifier you are considering is quiet in operation. Some dehumidifiers can be pretty noisy, so finding one that won’t disturb your peace is essential.


The first is mobility. You want to make sure the unit you purchase is easily movable, as you will likely need to adjust its position frequently. Many dehumidifiers are large and bulky, making them difficult to move from one room to another. However, some dehumidifiers are smaller and more compact, making them easier to move around.

Energy Efficiency:

It is essential to consider energy efficiency. In general, dehumidifiers use a lot of energy, so it is essential to find one that is energy efficient. There are a few ways to determine the energy efficiency of a dehumidifier. The first is to look for the Energy Star label. Energy Star is a government-sponsored program that rates the energy efficiency of products. Products that are Energy Star-rated are need to meet fixed energy efficiency standards.

Water Range:

The most important factor  when choosing a dehumidifier is its water Range. First, a higher water capacity means the unit can remove more moisture from the air, which can be helpful in humid climates. Additionally, a higher water capacity can also mean that the unit can run for longer periods before needing to be emptied.

Room Area:

It is important to consider the room area in which the device will be used. A unit that is too small will not be able to effectively remove moisture from the air, while a unit that is too large will be less efficient and use more energy than necessary. The ideal unit will be sized correctly for the specific room area.

FAQs: Best Whole House Dehumidifier

How does a ducted whole-house dehumidifier works?

A ducted whole-house dehumidifier works by pulling humid air through the return duct and directing refrigerant through a coil. The refrigerant in the coil absorbs the heat and damp from the air, give rise to the air to become extra relaxed and drier. The cooled and dried air is then returned to the home through the supply duct. 

This process helps maintain a comfortable indoor humidity level and prevents the growth of mold and mildew. In order to maintain the desired humidity level, the unit is controlled by a thermostat. This process cut the damp from the air, making it more comfortable for occupants. 

What is Best location for whole-house dehumidifier?

Generally, the best location for a whole-house dehumidifier is on the floor with the least temperature in the house, whether upstairs or downstairs. The rationale for this is twofold. 

First, cooler air can hold less water vapor than warm air, so locating the dehumidifier on the most incredible floor will be more effective at removing water vapor from the air. 

Second, the dehumidifier will remove heat from the air as it removes water vapor, so it is essential to locate it where the cooled air can circulate throughout the house.

How much does it cost to install a whole-house dehumidifier?

On average, you can expect to suffer between $1,300 and $1,700 for a whole-house dehumidifier. Some high-efficiency models, however, can cost as much as $1,600 to $2,800. Whole-house dehumidifiers are a great way to improve indoor air quality and reduce the amount of moisture in your home. 

However, they can be a bit pricey, so it’s essential to know how much it will cost to install one before making the purchase. The exact rate will depend on the model you choose and the complexity of the installation. 

Keep in mind that these prices are just for the unit itself – you will also need to factor in the installation cost and any necessary repairs or maintenance down the line.

How much does it cost to run a whole-house dehumidifier in a crawl space?

The answer depends on a some factors, including the size of the unit, the climate, and the house. Generally, a crawl space dehumidifier costs $1,500 to $2,500 to buy and install. Homeowners often ask how much it costs to run a whole-house dehumidifier in a crawl space. 

The unit will use about 1,000 watts of power when running, so the cost to operate will depend on the cost of electricity in your area. In some cases, the dehumidifier will pay for itself in energy savings within a some years.


A whole-house dehumidifier is one of the best ways to reduce and manage indoor humidity levels. By installing a dehumidifier in your ductwork, you can effectively and efficiently remove excess moisture from the air, improving indoor air quality and comfort while protecting your home and belongings from the damaging effects of excess moisture.

It’s important to keep your home dry and comfortable by installing whole-house dehumidifiers. Removing moisture from the air can help reduce musty odors, eliminate dust mites, and keep your home feeling fresh and clean.

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