Dehumidifiers are an essential piece of equipment for anyone who owns a metal building, as they help to protect your property from moisture damage.
If you are looking for the best dehumidifier for a metal building, you have come to the right place.
In this blog post, I will discuss the different features that you should look for when purchasing a dehumidifier, as well as provide a review of some of the best models on the market.
In A Hurry?
Here is a quick overview of the most popular Dehumidifiers for metal building

- Coverage area:4,500 Sq. Ft
- Up to 50 pints
- 1.6 gallon water tank capacity
- Fast Drying
- Easy mobility

- Best For Professional Use
- Capacity of 100 pints
- Covers Large areas up to 5500sq. ft
- Low-hassle operation
- Features corrosion-resistant aluminum coils
5 Top Dehumidifiers For A Metal Building
Below, I will review the best 5 dehumidifiers for metal buildings.
All of these models are high-quality and will do a great job of protecting your property from moisture damage.
I will list the key pros and cons of each product and tell you why it might be a good choice for you.
1. Best Commercial: Aprilaire E100 Pro 100 Pint Dehumidifier
The Aprilaire E100 Pro 100 Pint Dehumidifier is our top pick for the best commercial dehumidifier for a metal building.
It is made in the USA with high-quality materials, and it features smart sensing technology which automatically starts and stops the device.
This saves energy and ensures that your property is protected from moisture damage.
This dehumidifier also has a 100-pint capacity, making it ideal for large metal buildings.
Covering spaces up to 5500 sq. ft., it will remove up to 100 PPD (pints per day) of moisture with very little energy. This is a huge plus, as you will not have to worry about your property being damaged by moisture.
The Aprilaire E100 Pro 100 Pint Dehumidifier also features corrosion-resistant aluminum coils.
This is important because it means that the dehumidifier will last longer and be more effective in protecting your property from moisture damage.
With an impressive 280 cubic per ft. airflow capacity, this dehumidifier is sure to keep your metal building dry and free of moisture damage.
Pros:
- High-quality
- Made in the USA
- Smart sensing technology
- 100-pint capacity
- Covers up to 5500 sq. ft.
- Removes up to 100 PPD of moisture
- Corrosion-resistant aluminum coils
- 280 cubic per ft. airflow capacity
Cons:
- Pricey
Verdict: If you are looking for a high-quality commercial dehumidifier for a metal building, the Aprilaire E100 Pro 100 Pint Dehumidifier is a great option. It has a huge capacity sure to cover large metal buildings, and comes with many impressive features.
2. Best Budget: Keystone 35 Pint Dehumidifier
The Keystone 35 Pint Dehumidifier is a great option if you are looking for a budget-friendly dehumidifier for your metal building.
It has a 35-pint capacity, making it ideal for small to medium-sized metal buildings.
This dehumidifier also features electronic controls with an LED display, which makes it easy to use. The 24-hour timer is also a great feature, as it allows you to set the dehumidifier to run when it is convenient for you.
The Keystone 35 Pint Dehumidifier also has three settings: Normal, Turbo, and Auto-defrost. This allows you to customize the operation of the dehumidifier to meet your specific needs.
The portable design of this dehumidifier is another great feature, as it makes it easy to move from one location to another.
And, if you need to, you can also use the continuous draining option to ensure that your property is always protected from moisture damage.
Pros:
- Budget-friendly
- Electronic controls with LED display
- 24-hour timer
- Three settings: Normal, Turbo, and Auto-defrost
- Portable
- Continuous draining option
Cons:
- Some customers have reported issues with the Auto mode
Verdict: Are you on a budget but still want a high-quality dehumidifier for your metal building? If so, the Keystone 35 Pint Dehumidifier is a great option. It has many features that are sure to meet your needs.
3. Best For Overall: hOmeLabs 4,500 Sq. Ft Energy Star Dehumidifier
The hOmeLabs 4,500 Sq. Ft Energy Star Dehumidifier is a great option for those who are looking for a dehumidifier for a large metal building.
It has a 50-pint capacity, making it ideal for spaces up to 4500 sq. ft.
This dehumidifier also features convenient built-in handles and wheels, which makes it easy to move from one location to another.
Additionally, the quiet fan operation is a great feature if you are looking for a dehumidifier that will not be too noisy.
The 24-hour timer and auto shut-off feature are also great features, as they allow you to set the dehumidifier to run when it is convenient for you.
I also liked the sleek design of this dehumidifier, as it is sure to complement any metal building.
Pros:
- Covers up to 4000 sq. ft.
- Convenient built-in handles and wheels
- Quiet fan operation
- 24-hour timer
- Auto shut-off feature
Cons:
- Quite expensive
Verdict: This is our best overall pick for a dehumidifier for a metal building and for good reason. It has a large capacity, is easy to move, and has many features that are sure to meet your needs. It works great for spaces up to 4000 sq. ft.
4. Best For Larger Spaces: Ivation 4,500 Sq Ft Energy Star Dehumidifier
The Ivation 4,500 Sq Ft Energy Star Dehumidifier is our pick for the best overall dehumidifier for a metal building. It has a 50-pint capacity, making it ideal for large metal buildings.
This dehumidifier also features an energy-saving mode, which is great if you are looking to save on your energy bill.
Additionally, the programmable humidistat is a great feature, as it allows you to set the desired level of humidity for your space.
The Ivation dehumidifier also has an auto shut-off and restart feature, which is great if you need to leave the space for an extended period of time.
There is also a built-in humidity sensor, a great feature, as it ensures that the dehumidifier is always working to maintain the desired level of humidity.
Pros:
- Energy Star certified
- Programmable humidistat
- Auto shutoff and restart
- Washable filter
- Built-in humidity sensor
- Timer
- Auto-defrost
Cons:
- The design could be better
Verdict: If you have a larger metal space that you need to keep dry, this dehumidifier is a great option. It has many features that make it ideal for larger spaces, and it comes with a few bonus features that are sure to be appreciated.
5. Best for Smaller Spaces: Vremi 22 Pint 1,500 Sq. Ft. Dehumidifier
The Vremi 22 Pint 1,500 Sq. Ft. Dehumidifier is our pick for the best dehumidifier for a small metal building. It has a 22-pint capacity, making it ideal for spaces up to 1500 sq. ft.
With a continuous operation feature, you can set this dehumidifier to run all day long.
This device is also Energy Star certified, which is great if you are looking to save on your energy bill.
Additionally, the Vremi dehumidifier features a quiet fan, which is great if you want a dehumidifier that will not be too noisy.
The sleek design of this dehumidifier is also sure to complement any metal building. And, the auto-shutoff feature is great if you need to leave the space for an extended period of time.
Pros:
- Affordable
- Continuous operation
- Energy Star certified
- Quiet fan
- Sleek design
- Auto-shutoff
Cons:
- Not ideal for larger spaces
- Capacity could be larger
Verdict: The Vremi 22 Pint Dehumidifier is a great option for small metal buildings. It has a small footprint and is Energy Star certified, making it a great choice if you are looking to save on your energy bill. It is sleek, portable, and works perfectly for smaller metal spaces such as a home garage.
How To Choose A Dehumidifier For A Metal Building Home Or Shop
You want to get the best dehumidifier for your metals space.
But with all of the different brands, models, and sizes on the market, it can be tough to know where to start.
Here are a few things to keep in mind when shopping for a dehumidifier for your metal home or shop:
The Size Of The Space
The first thing you need to consider is the size of the space you need to dehumidify. This will help you determine the capacity of the dehumidifier you need to purchase.
The Features You Need
Do you need a dehumidifier with a built-in humidistat? Do you want one with an automatic shut-off feature? Make a list of the features you need before you start shopping.
Note: Related article do desiccant dehumidifiers work?
Drainage Options
Another thing to keep in mind is how you will be draining the water from the dehumidifier. Some models come with a built-in pump, while others need to be drained manually.
Pints Per Day
This is the measurement of how much moisture a dehumidifier can remove from the air in 24 hours. The higher the number, the more moisture it can remove.
The Price
Of course, you also need to consider your budget when shopping for a dehumidifier. But remember, the most expensive option is not always the best option.
Note: Check out this related article what happens if you lay a dehumidifier on its side? It is not what you think.
FAQ

How Does Condensation Occur In A Metal Building?
Condensation can occur in a metal building when the temperature inside the building is colder than the outside air. This can happen if the building is not properly insulated.
What Size Dehumidifier For A Metal Building?
The size of a dehumidifier you need for a metal building depends on the size of the space you need to dehumidify. A larger space will require a larger dehumidifier.
Does A Dehumidifier Add Heat to A Metal Building?
The amount of heat dehumidifiers add to a metal building is often negligible and most people do not notice any
Final Thoughts
Having a good quality dehumidifier in your metal building can make a world of difference. It can help to prevent condensation and rust, and it can also make the space more comfortable to be in.
When shopping for a dehumidifier, consider the factors I have listed in this guide.
You also want to choose from among the best 5 dehumidifiers I have reviewed in this article.
I hope this guide was helpful for finding the best dehumidifier for a metal building home or shop.
If you have any questions or comments, please feel free to leave them below.
And you can also check out other related article like can a dehumidifier be plugged into an extension cord all the time? You can find other related posts in our dehumidifier section.

(Author)
Irene Batres is eager to help others create an indoor allergen-free home. She has years of experience testing out air purifiers, dehumidifiers, and other products designed to help with indoor air quality. Learn more about me.