Finding the best dehumidifier for a specific place isn’t that easy. This In-depth article reviews some of the best crawl space dehumidifiers available in the market today.

We have researched and tested all the below dehumidifiers at our testing center and have rated them on the different factors.

Whether you have a crawl space at home or anywhere you work, mold and mildew are two of the worst guests that you can have. High humidity is not only dangerous, but these conditions can attract many unwanted visitors like termites to your crawl spaces or any other area with high levels of humidity in your home.

Your crawl space might at the moment be full of insects and even mold or mildew which can make it really daunting to use. However, a good dehumidifier will ensure that the level of humidity is kept under check and you have the ability to use them again. In this article, we take a look at some of the best dehumidifiers for your crawl space.

The AlorAir Basement/Crawl space Dehumidifier might be a little expensive, but it is one of the most functional ways to clear up your home from humidity. It has an automatic defrosting system for the winter months and should give you around 90-pints of moisture that will be removed during a cycle of 24-hours.

Best Crawl space Dehumidifiers On The Market Today

With the current world conditions, it is important to have a dehumidifier in your home that will get the job done. There are numerous different options to choose from on the market today, but only a few actually stand out for the quality and the value they offer. Let’s look at the top crawlspace dehumidifiers on the market today:

1. AlorAir Basement/Crawl space Dehumidifier – Top Pick

The AlorAir Basement/Crawl space Dehumidifier is a functional option that can be used in your basement as well. The unit can actually remove up to 90-pints of moisture per day. However, it is capable of working at low temperatures in the range of 36-degrees Fahrenheit with the automatic defrosting system that has been added.

Durability is impressive and the unit includes an advanced coating that will keep any rust from setting it. It also protects the unit with anti-corrosive features. It might be one of the most expensive dehumidifiers on the market today, but it definitely makes a difference. If you have a drain, you never have to worry about cleaning a tank.

Key Features


  • Extremely functional
  • Convenient to use
  • Energy efficient
  • Easy installation
  • Remote Control System
  • Easy Handling
  • Memory Starting
  • Removes 90 pints per day
  • Auto defrosting feature
  • 5-year warranty


  • Really expensive

2. Aprilaire 1820 – Best Crawl Space Dehumidifier with Pump

The Aprilaire 1820 Crawl Space Pro Dehumidifier is one of the top options that has been manufactured in the US. The unit is made from extremely durable materials and it can remove up to 70 pints of moisture from the air in one day. If you have a drain, it can be mounted and this will also ensure you have an automated system.

The control feature of this unit is really great and you don’t need to constantly monitor the unit to make sure that it is working. You simply need to set it up and you will be ready to actually use it. Once again, it one of the more expensive units, but when looking at some of the features and the overall durability, it is definitely worth it.


  • Durable construction
  • Easy to set up with drain pump
  • Removes up to 70 pints per day
  • Good warranty


  • Expensive

3. Aprilaire 1850 Whole Home Pro Dehumidifier – Best For Entire Homes

Aprilaire is certainly one of those brands that you will see quite often when looking at crawlspaces and your basement. The Aprilaire 1850 Whole Home Pro Dehumidifier is designed for your entire home and it can remove a massive 95 pints of moisture from the air per day. The unit also covers an impressive 5,000 square feet in your home.

Much like some of their other units, you can easily set it up with a pump that will automatically drain the unit of moisture. The biggest downside is that it is one of the most expensive units you will find on the market today. We would recommend it to users who need one single unit that will dehumidify the entire home.


  • Covers up to 5,000 square feet
  • Removes 95 pints of water per day
  • Easy to set up
  • Decent warranty


  • Extremely expensive

4. Dri-Eaz Revolution LGR Commercial Dehumidifier – Best Commercial Dehumidifier

If you are looking for one of the best options and you are willing to pay for it, the Dri-Eaz Revolution LGR Commercial Dehumidifier is the optimal unit that could potentially work for you. It is large but also features a coverage area that is around 7,000 square feet in total. The unit can remove up top 17 gallons of moisture per day.

Most of these units are fairly expensive and while this one is probably the most expensive, the biggest downside is the installation. You might need a professional to help you set it up for use in your home. It can actually fit into small spaces and you only need to set it up and leave it when you have installed it correctly.


  • Covers up to 7,000 square feet
  • Removes 17 gallons per day
  • Fits into small spaces
  • Easy to control


  • Expensive
  • Needs expert installation

5. Dri-Eaz PHD 200 Commercial Dehumidifier

One of the best compact dehumidifiers is definitely the Dri-Eaz PHD 200 Commercial Dehumidifier. This unit is slightly smaller than most of the others but still features a rugged construction. It is designed for smaller rooms and specifically smaller crawlspaces that you don’t have the ability to set up some of the larger units.

Not only is it smaller, but still comes with a drain attachment, allowing the unit to remove up to 120-pints of water per day. The unit is reasonably priced and still offers you some excellent value for your money. The manufacturer has also added a 6-year limited warranty and this will give you some additional peace of mind.


  • Modern setup and controls
  • Reasonably priced
  • An efficient working system with modern design
  • 6-year limited warranty


  • Loud and noisy

6. AlorAir Commercial Water Damage Restoration Dehumidifier – Best For Water Damage

Floods can definitely be a real pain and something you need to deal with. If you don’t want to suffer from high humidity, you might need to consider a dehumidifier to assist you. The AlorAir Commercial Water Damage Restoration Dehumidifier is a great option for homes that definitely need some water damage restoration.

The unit includes the auto defrosting system and can be used in extremely low temperatures. It also does not need a lot of maintenance and will automatically dispose of any moisture. According to the manufacturer, it removes around 85-pints of moisture from the air per day. We would recommend it for smaller homes.


  • Reasonably priced
  • Helps with the restoration of water damage
  • Removes 85 pints per day
  • Easy to set up


  • Also a little loud

7. BlueDri BD-76 Industrial Commercial Grade Large Dehumidifier

Once again, we have another dehumidifier that can be used to cover your entire home and keep your humidity under control. The BlueDri BD-76 Industrial Commercial Grade Large Dehumidifier has massive 70-pint capacity and it can remove up to 150 pints of water per day. It features a stylish display that makes it much easier to control.

One of the best features is that the unit is almost completely automated. It will dispose of the water on its own and should anything happen, it automatically starts back up. You simply need to install it and you will be ready. The downside is that the unit is quite large and takes up a lot of space that you could have utilized.


  • Removes 150 pints per day
  • Fully automated
  • Commercial grade construction
  • Decent warranty


  • Expensive

8. Inofia Dehumidifier

If you are looking for something that will definitely work and get the job done, you won’t need to look any further than the Inofia Dehumidifier. It is rather large and comes with wheels for transportation, but once set up, it can remove up to 232 pints of water per day. Additionally, it includes the defrost setting that many like.

The design is what we love the most and it looks a little different than one is used to. You have a stylish system and an intelligent control panel. This will give you all; the readouts and ensure that you completely understand what you need to do. It is also priced quite reasonably for all the features that are included.


  • Removes up to 232 pints per day
  • Easy to transport
  • Intelligent control panel
  • Reasonably priced


  • Setup takes a little more time than expected

9. AlorAir Storm Elite Commercial Dehumidifier – Best Portable Dehumidifier

The dehumidifier might be perfect in one spot, but occasionally, you will need to move it around. Since they can be a little heavy to move, the AlorAir Storm Elite Commercial Dehumidifier is an excellent option to consider and it comes with large wheels to make the transportation easier. It covers up to 3,000 square feet and can remove up to 270 pints per day.

Once again, you never need to worry about the durability of the unit and it has specifically been designed to give you the best durability. It has been priced reasonably and much like some of these other dehumidifiers, it comes with a 5-year limited warranty. We recommend it as the best portable option.


  • Portable design
  • Removes 270 pints per day
  • Covers 3,000 square feet
  • 5-year warranty


  • Pricey

10. Tosot 70 Pint Dehumidifier – Best Budget Option

Last but certainly not least, we have the Tosot 70 Pint with Internal Pump Energy Star Dehumidifier. This unit has been designed to be a little smaller and it will work for some of your smaller crawlspaces. It comes with a coverage area of around 4,500 square feet and the unit will remove up to 70 pints of water or moisture per day.

The unit itself is one of the quietest units you will find on the market today. However, it still gets that job done when you have it placed in the right places. It has been priced reasonably and we would definitely recommend it as one of the best budgets buys on the market today.


  • Removes 70 pints per day
  • Covers up to 4,500 square feet
  • Smaller design
  • Quiet
  • Affordable


  • Not ideal for large homes

Things To Consider When Buying A Dehumidifier

It might seem easy to simply pop into a store and buy a dehumidifier. However, they are not all equal and some of them have completely different features that you won’t need. To ensure that you find the right thing that you will actually be using, here are a couple of important things you need to keep in mind when buying:

Crawl space Size:

If you have smaller crawl spaces, you only need a smaller dehumidifier to get the job done. It will be a complete waste of time if you try to use a small humidifier for a large crawl space and a waste of money when you are using a large dehumidifier for a small crawl space.


The capacity of the amount of moisture that can be removed per day is also fundamentally important to keep in mind. Having the ability to remove a lot of moisture per day might be more expensive, but it reduces the chances of mold and mildew actually setting in.


All of these units have been designed to help control the humidity in your home. Instead of suffering from mold and mildew, your crawlspaces can now be looked after and cared for with a great dehumidifier. We highly recommend all of these options for the quality and the value they offer. Now, it is your turn to let us know in the comment section which of these options you like.