In the world of home maintenance, crawl space dehumidifiers play a significant role that often goes unnoticed.
These devices are specifically designed to eliminate damaging moisture, prevent mold growth, and maintain the structural integrity of your property.
In this article, we will explore the 6 best crawl space dehumidifiers that promise to keep your home safe and dry.
Summary of The 5 Best Dehumidifiers For Your Crawl Space
- 113 PINT DEHUMIDIFIER: AlorAir Sentinel HD55 commercial dehumidifier can remove 113 PPD at saturation, 53 pints per day at AHAM, up to 1,200 sq.ft, lowering the humidity to comfortable levels in a short period. On the other hand, this cETL-listed dehumidifier is made of a metal outer casing that withstands more rugged conditions, ensuring long-term use and easy maintenance. Fit any crawl spaces, basements, warehouses, offices, factories, shops, storage areas
- Energy Star Most Efficient 2024: The Moiswell ME-7 commercial dehumidifier removes up to 70 pints of moisture at saturation and 35 pints per day under AHAM standards. Its Energy Star Most Efficient certification ensures outstanding energy efficiency, providing both exceptional performance and long-term cost savings.
- Enhanced Commercial Dehumidification: Airecoler commercial dehumidifier GT-X5 stands out for its exceptional moisture removal, capable of extracting up to 125 pints daily (Max.) and 58 pints at AHAM, being an optimal drying solution in expansive, damp places like crawl spaces, basements, warehouses, garages, and even commercial/industrial areas.
- Superb Commercial Dehumidification: The Moiswell MP145 commercial dehumidifier effectively removes up to 145 pints of moisture daily (Max.) and 70 pints per day in AHAM. Engineered to handle expansive areas of up to 6,000 square feet, it ensures powerful moisture control for large commercial spaces, perfect fit in low-clearance crawl spaces or tight basements.
- 28% Greater Dehumidification Capacity: Moiswell commercial dehumidifier for crawl space delivers a potent 206 CFM airflow and a max. dehumidification capacity of 145 pints/day (70 pints AHAM), higher than other models in the market, making it fast and powerful to cover a larger area of up to 6000 sq ft and effective in a range of commercial large humid applications such as warehouses, offices, growing room, and storage spaces.
What is a Crawl Space Dehumidifier
A crawl space dehumidifier is a device designed to remove excess moisture from crawl spaces – small areas located beneath your house.
These spaces are prone to high humidity levels due to poor ventilation, leading to problems like mold growth, wood rot, and unpleasant odors.
By maintaining an optimal humidity level, crawl space dehumidifiers help prevent these issues, keeping your home healthy and comfortable.
The Best Crawl Space Dehumidifiers
When it comes to choosing the best crawl space dehumidifier, several factors come into play. These include the size of your crawl space, the device’s capacity, energy efficiency, and additional features like auto-defrost and continuous drainage options.
To make your decision easier, we have compiled a list of the top 6 crawl space dehumidifiers available on the market.
Best Overall Crawl Space Dehumidifier
Alorair Storm LGR Extreme Dehumidifier
- Commercial Grade Dehumidifier: This commercial dehumidifier with high airflow of 210 CFM to maximize the drying performance, is capable of removing up to 180 pints of water from the air per day at saturation (90°F, 90%) and 85 PPD @ AHAM, a top choice for the drying and water damage restoration industry in large space up to 2,300 square feet.
Product Overview
The AlorAir Storm LGR Extreme Dehumidifier stands out as the best overall option for several reasons.
This powerful unit is capable of removing up to 85 pints of moisture per day, making it suitable for larger crawl spaces.
It features a robust, waterproof shell, ensuring longevity even in damp environments. Moreover, its advanced technology allows for efficient operation, maintaining optimal humidity levels without using excessive energy.
Pros
- High moisture removal capacity
- Waterproof and durable construction
- Energy-efficient operation
- Easy to install and operate
- Comes with a 5-year warranty
Cons
- Might be too powerful for smaller spaces
- Higher price range compared to other models
- No built-in pump for continuous drainage
Best Budget Crawl Space Dehumidifier
Sahauhy Commercial Dehumidifier
- 【POWERFUL DEHUMIDIFICATION 】Our crawlspace dehumidifier quickly and effectively removes 158 Pints(under 95°F, 90%RH condition) water per day,spaces up to 4500 sq.ft,adjusts to your preset humidity level from 90% to 10%.Fit any crawl spaces, basements, warehouses,storage areas,shops,offices,factories,large room,construction sites.
Product Overview
The Sahauhy Commercial Dehumidifier offers a great balance between price and performance. This budget-friendly device can remove up to 70 pints of moisture per day, making it suitable for medium-sized crawl spaces. It features a user-friendly digital control panel and an auto-defrost function, which ensures efficient operation even in colder temperatures.
Pros
- Affordable price
- Good moisture removal capacity for the price
- User-friendly digital control panel
- Auto-defrost function
Cons
- Not as durable as some higher-priced models
- No built-in pump for continuous drainage
Best High-Capacity Crawl Space Dehumidifier
Alorair Sentinel HDi90 Dehumidifier
- Energy Star Certified Dehumidifier: Quickly and effectively removes moisture with less energy than conventional dehumidifiers without racking up your energy bill, saving the money. It will be the best crawl space/basement dehumidifier you will ever use. Remove 90 pints per day at AHAM condition, 198 Pint at saturation, up to 2,600 sq. ft, fit for any basement, crawl space, storage areas, garage, large room, or commercial use.
Product Overview
For larger crawl spaces, the Alorair Sentinel HDi90 Dehumidifier is an excellent choice. This high-capacity dehumidifier is capable of extracting up to 90 pints of moisture per day. Its robust construction ensures durability, while the built-in pump allows for continuous drainage without the need for manual emptying.
Pros
- High moisture removal capacity
- Durable construction
- Built-in pump for continuous drainage
- Energy-efficient operation
Cons
- Higher price range
- Might be too powerful for smaller spaces
Best Crawl Space Dehumidifier for Small Spaces
BaseAire Airwerx 35P Dehumidifier
- Energy Star Certified and Powerful: This Energy Star certified crawl space dehumidifier efficiently removes up to 70 pints of moisture per day, covering 1000 sq. ft. and delivering a 35% improvement in dehumidification compared to typical household dehumidifier. Ideal for use in crawlspaces, basements, commercial, and industrial environments, it saves energy and reduces costs.
Product Overview
The BaseAire Airwerx 35P Dehumidifier is the perfect solution for smaller crawl spaces. It can remove up to 35 pints of moisture per day, and its compact design allows for easy installation in tight spaces. Despite its small size, this dehumidifier comes with a range of features, including an auto-defrost function and a digital control panel.
Pros
- Suitable for small spaces
- Compact and easy to install
- Auto-defrost function
- User-friendly digital control panel
Cons
- Lower moisture removal capacity
- No built-in pump for continuous drainage
Best Portable Crawl Space Dehumidifier
Alorair Sentinel HD55S Dehumidifier
- 120 PPD Commercial Dehumidifier: Energy Star Certified Sentinel HD55S commercial dehumidifier can remove 120 PPD at saturation, 55 pints per day at AHAM, up to 1,300 sq.ft, lowering the humidity to comfortable levels in a short period. On the other hand, this cETL-listed dehumidifier is made of a metal outer casing that withstands more rugged conditions, ensuring long-term use and easy maintenance. Fit any crawl spaces, basements, warehouses, offices, factories, shops, storage areas.
Product Overview
The Alorair Sentinel HD55S Dehumidifier is the go-to choice if you’re looking for portability. This dehumidifier comes with two handles, making it easy to move around. It can effectively manage moisture in crawl spaces and basements up to 1,000 square feet.
Pros
- Highly portable with two handles
- Suitable for spaces up to 1,000 square feet
- Effective moisture removal
Cons
- May not be powerful enough for very large spaces
- No specific mention of a built-in pump for continuous drainage
Best Crawl Space Dehumidifier for Restorations
B-Air Vantage VG-1500 Commercial Dehumidifier
- Whole home dehumidifiers – perfect for removing water damage in a basement, bedroom, bathroom, kitchen, garage, or other rooms. Great for keeping humidity regulated in grow rooms to keep plants healthy and thriving.
- Groomers – professional Groomers have used our dehumidifiers in their shops for years paired with air scrubbers to keep a safe and dry environment for themselves and their pets.
Product Overview
For restoration projects, the B-Air Vantage VG-1500 Commercial Dehumidifier is a worthy contender. It’s a high-capacity dehumidifier capable of extracting up to 150 pints of moisture per day. This makes it ideal for dealing with the high levels of humidity often encountered during restoration work.
Pros
- High moisture removal capacity
- Suitable for commercial use and restorations
- Robust construction for durability
Cons
- May be overpowered for smaller spaces
- Higher price point compared to other models
What to Look for When Buying a Crawl Space Dehumidifier
When purchasing a crawl space dehumidifier, consider the following factors:
- Size of Your Crawl Space: The size of your crawl space will determine the capacity of the dehumidifier you need. Larger spaces require dehumidifiers with higher pint capacities.
- Moisture Levels: If your crawl space is extremely damp or prone to flooding, you’ll need a more powerful dehumidifier.
- Energy Efficiency: Look for a dehumidifier that operates efficiently to save on energy costs.
- Additional Features: Features like auto-defrost, continuous drainage options, and digital controls can make the dehumidifier more convenient to use.
- Durability: Choose a dehumidifier made from robust materials to ensure it can withstand the damp conditions in your crawl space.
FAQ
Is it a good idea to have a dehumidifier in a crawl space?
Yes, installing a dehumidifier in your crawl space can help prevent mold growth, wood rot, and unpleasant odors caused by excess moisture.
What type of dehumidifier do I need for a crawl space?
You’ll need a dehumidifier specifically designed for crawl spaces. These models are typically more robust and have higher capacities than standard residential units.
Will a dehumidifier dry out a crawl space?
Yes, a dehumidifier can effectively reduce moisture levels in your crawl space, helping to keep it dry over time.
How big of a dehumidifier do I need for my crawl space?
The size of the dehumidifier you need depends on the size of your crawl space and the level of moisture present. As a general rule, larger and damper spaces require more powerful dehumidifiers.
Are dehumidifiers worth it in crawl space?
Yes, using a dehumidifier in your crawl space can help protect your home’s structural integrity and improve indoor air quality.
How do I choose a crawl space dehumidifier?
Consider factors like the size of your crawl space, the level of moisture present, the dehumidifier’s capacity, and any additional features that might be beneficial.
What size dehumidifier do I need for 2000 sq ft crawl space?
For a 2000 sq ft crawl space, you’ll likely need a dehumidifier with a capacity of at least 70 pints per day.
What size dehumidifier do I need for 1500 sq ft crawl space?
For a 1500 sq ft crawl space, a dehumidifier with a capacity of around 50-60 pints per day should suffice.
Can I put a dehumidifier in my crawl space without encapsulation?
While you can use a dehumidifier in a non-encapsulated crawl space, encapsulation can make the dehumidifier more effective by sealing off outside moisture.
How long does it take for a dehumidifier to dry out a crawl space?
The time it takes for a dehumidifier to dry out a crawl space can vary depending on the size of the space, the level of moisture, and the dehumidifier’s capacity. It could take anywhere from a few days to a few weeks.
Is it better to get a bigger dehumidifier?
A bigger dehumidifier may be more efficient at removing moisture in larger spaces, but it’s important to choose a size appropriate for your specific needs to avoid unnecessary energy consumption.
