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10 Best Dehumidifier For Crawl Space 2025 in the United States
#1
Winner
Moiswell 70 Pints Commercial Dehumidifier with Pump Portable Crawl Space Dehumidifier for Basement Energy Star Efficient Certified Compact Dehumidifiers for Home, Auto Defrost, Timer
The Moiswell 70 Pints Commercial Dehumidifier is a solid choice for controlling moisture in crawl spaces up to about 1,000 square feet. With a capacity of 70 pints per day at saturation, it can handle high humidity levels effectively, though under typical conditions it extracts around 35 pints daily. Its Energy Star certification and use of an eco-friendly R32 refrigerant mean it operates efficiently, helping save on electricity while being kinder to the environment.
Rating
10.0
Chosen by1,410
Capacity
Energy Efficiency
Drainage Options
Most important from
57 reviews
#2
Waykar 158 Pint Commercial Dehumidifier with Pump and Drain Hose for Crawl Spaces, Basements, Ducted Industrial Use, and Water Damage Unit, for Spaces up to 7500 Square Feet, Smart Humidity Control
The Waykar 158 Pint Commercial Dehumidifier is a strong choice for crawl spaces, basements, and large areas up to 7,500 square feet. Its high moisture removal capacity of 158 pints per day makes it well-suited to handle damp, humid environments common in crawl spaces and industrial settings. One of its standout features is the flexible drainage system, including a built-in pump that can move water vertically up to 16.4 feet, which is better than many models. This is great if you need to install it in tricky spots or areas without easy drainage access. The touchscreen panel offers precise humidity control from 10% to 98%, which is wider than most dehumidifiers, helping maintain ideal moisture levels.
Rating
10.0
Capacity
Energy Efficiency
Built-in Humidistat
Most important from
93 reviews
#3
Commercial Dehumidifier 120 Pint with Drain Hose for Crawl Spaces, Industrial, Basements, Garages, Dehumidifier with Pump, Portable, Compact, Large Capacity, Auto Defrost, Memory Restart
The Tiitss Commercial Dehumidifier is designed specifically for large, damp spaces like crawl spaces, basements, garages, and warehouses, with a strong capacity to remove up to 120 pints of moisture per day. It is well suited for spaces up to about 5500 square feet that tend to stay humid. Its airflow of 230 CFM helps it work efficiently over a wide area.
Rating
9.9
Capacity
Energy Efficiency
Noise Level
Most important from
24 reviews
Top 10 Best Dehumidifier For Crawl Space 2025 in the United States
#1
Winner
Moiswell 70 Pints Commercial Dehumidifier with Pump Portable Crawl Space Dehumidifier for Basement Energy Star Efficient Certified Compact Dehumidifiers for Home, Auto Defrost, Timer
Moiswell 70 Pints Commercial Dehumidifier with Pump Portable Crawl Space Dehumidifier for Basement Energy Star Efficient Certified Compact Dehumidifiers for Home, Auto Defrost, Timer
Capacity: 70 Pints
Coverage Area: 1000 Sq Ft
Energy Efficiency: Energy Star certified
Drainage Options: Pump, 16.4 ft hose, gravity drain
Built-in Humidistat: Adjustable humidity control
Chosen by 1410 this week
Waykar 158 Pint Commercial Dehumidifier with Pump and Drain Hose for Crawl Spaces, Basements, Ducted Industrial Use, and Water Damage Unit, for Spaces up to 7500 Square Feet, Smart Humidity Control
Waykar 158 Pint Commercial Dehumidifier with Pump and Drain Hose for Crawl Spaces, Basements, Ducted Industrial Use, and Water Damage Unit, for Spaces up to 7500 Square Feet, Smart Humidity Control
Capacity: 158 Pints
Coverage Area: 7500 Square Feet
Drainage Options: Built-in pump, 16.4 ft hose
Built-in Humidistat: Touchscreen, humidity 10% to 98%
Commercial Dehumidifier 120 Pint with Drain Hose for Crawl Spaces, Industrial, Basements, Garages, Dehumidifier with Pump, Portable, Compact, Large Capacity, Auto Defrost, Memory Restart
Commercial Dehumidifier 120 Pint with Drain Hose for Crawl Spaces, Industrial, Basements, Garages, Dehumidifier with Pump, Portable, Compact, Large Capacity, Auto Defrost, Memory Restart
Capacity: 120 Pints
Coverage Area: 5500 Sq Ft
Energy Efficiency: Energy Star rated
Drainage Options: Built-in Pump, 16.4FT Drain
ALORAIR LGR Commercial Dehumidifier with Pump Drain Hose, 180 Pint Large Capacity Crawl Space Dehumidifier for Water Damage Restoration, Basements Warehouse & Job Sites, 5 Years Limited Warranty, Red
ALORAIR LGR Commercial Dehumidifier with Pump Drain Hose, 180 Pint Large Capacity Crawl Space Dehumidifier for Water Damage Restoration, Basements Warehouse & Job Sites, 5 Years Limited Warranty, Red
Capacity: 180 Pints
Coverage Area: 2300 Sq Ft
Energy Efficiency: 646.3 watts
Drainage Options: built-in pump, long drain hose
Built-in Humidistat: yes
Related Products
Up to 7% off
ALORAIR Commercial Dehumidifier 113 Pint, with drain Hose for Crawl Spaces, Basements, Industry Water Damage Unit, Compact, Portable, Auto Defrost, Memory Starting, 5 Years Warranty, Sentinel HD55
ALORAIR Commercial Dehumidifier 113 Pint, with drain Hose for Crawl Spaces, Basements, Industry Water Damage Unit, Compact, Portable, Auto Defrost, Memory Starting, 5 Years Warranty, Sentinel HD55
Capacity: 113 Pints
Coverage Area: 1200 Sq Ft
Drainage Options: Automatic drainage
Built-in Humidistat: Yes
AprilAire E070 Pro Dehumidifier Bundle - 70 Pint Whole House Dehumidifier - Full Complete Kit - Crawl Spaces, Basements, Whole Homes, Commercial up to 2,800 sq. ft - 5 Year Warranty Included
AprilAire E070 Pro Dehumidifier Bundle - 70 Pint Whole House Dehumidifier - Full Complete Kit - Crawl Spaces, Basements, Whole Homes, Commercial up to 2,800 sq. ft - 5 Year Warranty Included
Capacity: 70 Pints
Coverage Area: 2800 Sq Ft
Energy Efficiency: Energy Star certified
Drainage Options: drain hose, floor drain
Built-in Humidistat: Yes
AprilAire E080 Pro Dehumidifier Bundle - 80 Pint Whole House Dehumidifier - Full Complete Kit - Crawl Spaces, Basements, Whole Homes, Commercial up to 4,400 sq. ft - 5 Year Warranty Included
AprilAire E080 Pro Dehumidifier Bundle - 80 Pint Whole House Dehumidifier - Full Complete Kit - Crawl Spaces, Basements, Whole Homes, Commercial up to 4,400 sq. ft - 5 Year Warranty Included
Capacity: 80 Pints
Coverage Area: 4400 Sq Ft
Energy Efficiency: ENERGY STAR Most Efficient
Drainage Options: Continuous drainage
Built-in Humidistat: Set and forget humidistat
AprilAire E130 Pro 130-Pint Whole-House Dehumidifier, Energy Star Certified, Commercial-Grade for Basement, Crawlspace or Whole House up to 7,200 sq. ft.
AprilAire E130 Pro 130-Pint Whole-House Dehumidifier, Energy Star Certified, Commercial-Grade for Basement, Crawlspace or Whole House up to 7,200 sq. ft.
Capacity: 130 Pints
Coverage Area: 7200 Sq Ft
Energy Efficiency: Energy Star
Drainage Options: Continuous Draining
Built-in Humidistat: Yes
#10
Waykar 158 Pints Crawl Space Dehumidifier with Remote Control up to 6,500 sq. ft., Dual Duct HVAC Commercial Whole-House Dehumidifier for Basement, Industry Water Damage Unit - 5-Year Quality Coverage
Waykar 158 Pints Crawl Space Dehumidifier with Remote Control up to 6,500 sq. ft., Dual Duct HVAC Commercial Whole-House Dehumidifier for Basement, Industry Water Damage Unit - 5-Year Quality Coverage
Capacity: 158 Pints
Coverage Area: 6500 Sq Ft
Drainage Options: Continuous drainage via hose
Built-in Humidistat: Yes, remote sensor up to 33 ft
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Buying Guide for the Best Dehumidifier For Crawl Space
Choosing the right dehumidifier for your crawl space is essential to maintain a healthy and comfortable environment in your home. A dehumidifier helps to reduce excess moisture, which can prevent mold growth, structural damage, and improve air quality. When selecting a dehumidifier, it's important to consider several key specifications to ensure you get the best fit for your needs.CapacityCapacity refers to the amount of moisture a dehumidifier can remove from the air in a 24-hour period, usually measured in pints. This spec is important because it determines how effective the dehumidifier will be in controlling humidity levels in your crawl space. For small to medium-sized crawl spaces, a dehumidifier with a capacity of 20-30 pints may be sufficient. For larger or more humid areas, you might need a unit with a capacity of 50 pints or more. Assess the size and humidity level of your crawl space to choose the right capacity.
Coverage AreaCoverage area indicates the maximum square footage that the dehumidifier can effectively manage. This is crucial because using a dehumidifier with insufficient coverage can lead to inadequate moisture control. Dehumidifiers typically specify their coverage area in square feet. For a small crawl space, a unit covering up to 1,000 square feet might be adequate. For larger spaces, look for models that can cover 2,000 square feet or more. Measure your crawl space to determine the appropriate coverage area needed.
Energy EfficiencyEnergy efficiency measures how much energy the dehumidifier uses to remove moisture from the air. This is important for keeping your energy bills low and reducing environmental impact. Energy-efficient models often have an Energy Star rating. When comparing dehumidifiers, look for those with higher energy efficiency ratings, as they will consume less power while providing the same level of performance. Consider your usage frequency and energy costs to select a model that balances efficiency and effectiveness.
Drainage OptionsDrainage options refer to how the dehumidifier disposes of the collected water. This is important for convenience and maintenance. There are typically two main types: manual and continuous drainage. Manual drainage requires you to empty the water tank regularly, which can be cumbersome for high-capacity units. Continuous drainage uses a hose to direct water to a drain or sump pump, allowing for hassle-free operation. If you prefer low maintenance, opt for a model with a continuous drainage option. Consider the availability of a nearby drain or sump pump in your crawl space.
Noise LevelNoise level indicates how loud the dehumidifier operates, usually measured in decibels (dB). This is important if your crawl space is near living areas, as a noisy unit can be disruptive. Dehumidifiers with lower noise levels (around 50 dB or less) are generally quieter and more suitable for residential use. If noise is a concern, look for models specifically designed to operate quietly. Consider the proximity of your crawl space to living areas and your sensitivity to noise when choosing a dehumidifier.
Built-in HumidistatA built-in humidistat allows the dehumidifier to automatically monitor and maintain the desired humidity level. This is important for ensuring consistent moisture control without manual adjustments. Dehumidifiers with a built-in humidistat can turn on and off as needed to maintain the set humidity level, providing convenience and energy savings. If you want a set-and-forget solution, choose a model with this feature. Consider your preferred humidity level and the ease of use when selecting a dehumidifier with a built-in humidistat.