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10 Best Crawl Space Dehumidifier 2025 in the United States
#1
Winner
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 controlling moisture in crawl spaces, basements, and large areas up to 7,500 square feet. With a high capacity to remove up to 158 pints of water daily, it effectively handles heavy humidity, which is vital for preventing mold and structural damage in damp environments. Its energy efficiency is boosted by a 3+2-layer condenser that improves performance without extra power use, helping keep electricity costs reasonable for such a powerful machine.
Rating
9.9
Chosen by1,152
Capacity (Pints per Day)
Coverage Area
Energy Efficiency
Most important from
93 reviews
#2
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 designed to handle dampness in spaces up to 1,000 square feet, making it suitable for crawl spaces, basements, and similar areas. It can remove up to 70 pints of moisture per day at saturation, which is strong enough for most residential and light commercial settings. One of its standout features is the built-in pump with a 16.4-foot drain hose, allowing automatic water removal without needing to empty a tank manually. This is ideal for crawl spaces where drainage is tricky.
Rating
9.8
Capacity (Pints per Day)
Energy Efficiency
Drainage Options
Most important from
57 reviews
#3
Waykar 125 Pint Crawl Space Dehumidifier with Drain Hose for Commercial, Basements, and Industry Water Damage Unit for Spaces up to 6500 Square Feet, Smart Humidity Control - 5-Year Quality Coverage
The Waykar 125 Pint Crawl Space Dehumidifier is a strong choice for controlling moisture in large areas up to 6,500 square feet, such as crawl spaces, basements, or commercial spaces. Its ability to remove up to 125 pints of moisture daily makes it powerful enough for heavy-duty use. The unit is built with a metal body, offering durability and resistance to dents and corrosion, suitable for tough environments. Energy efficiency is enhanced by its rotary compressor, which helps lower power consumption compared to older models.
Rating
9.8
Capacity (Pints per Day)
Energy Efficiency
Drainage Options
Most important from
93 reviews
Top 10 Best Crawl Space Dehumidifier 2025 in the United States
#1
Winner
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 (Pints per Day): 158 Pints
Coverage Area: 7500 Sq Ft
Energy Efficiency: 3+2-layer condenser
Drainage Options: 16.4 ft pump, 3.3 ft gravity
Size and Portability: 21.26"D x 15.94"W x 14.96"H, 74 lbs
Additional Features: Control panel, Auto Restart, Defrost, Pump
Chosen by 1152 this week
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 (Pints per Day): 70 Pints
Coverage Area: 1000 Square Feet
Energy Efficiency: Energy Star, 450 watts
Drainage Options: Built-In Pump, 16.4 ft Hose
Size and Portability: 43.7 lbs, Portable, 2 Handles
Additional Features: Digital Display, Auto Restart, Timer
Waykar 125 Pint Crawl Space Dehumidifier with Drain Hose for Commercial, Basements, and Industry Water Damage Unit for Spaces up to 6500 Square Feet, Smart Humidity Control - 5-Year Quality Coverage
Waykar 125 Pint Crawl Space Dehumidifier with Drain Hose for Commercial, Basements, and Industry Water Damage Unit for Spaces up to 6500 Square Feet, Smart Humidity Control - 5-Year Quality Coverage
Capacity (Pints per Day): 125 Pints
Coverage Area: 6500 Sq Ft
Energy Efficiency: Rotary compressor
Drainage Options: 6.5-ft hose, duct outlet
Size and Portability: 19.3"D x 13.6"W x 12.6"H, 49.2 lbs
Additional Features: Auto Restart, Defrost, Moisture Removal, Overheat
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 (Pints per Day): 120 Pints
Coverage Area: 5500 Sq Ft
Energy Efficiency: Energy Star certified
Drainage Options: Built-In Pump, 16.4FT Drain Hose
Size and Portability: 16"D x 24"W x 16"H, Handles, Pads
Additional Features: LCD, Memory Restart, Auto Defrost
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 (Pints per Day): 70
Coverage Area: 2800 Sq Ft
Energy Efficiency: Energy Star certified
Drainage Options: Continuous Draining
Size and Portability: 13.04"D x 33"W x 12.88"H
Additional Features: Adjustable Humidity, Digital Display, Auto Defrost
Related Products
Up to 25% off
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 (Pints per Day): 130 Pints
Coverage Area: 7200 Square Feet
Energy Efficiency: Energy Star Certified
Drainage Options: Continuous Draining
Size and Portability: 113 Pounds, 38 x 20.33 x 20.74
Additional Features: Adjustable Humidity, Digital Display, Auto Defrost
AprilAire E100 Pro 100-Pint Whole-House Dehumidifier, Energy Star Certified, Commercial-Grade Whole-Home Dehumidifier for Basement, Crawlspace, or Whole House up to 5,500 sq. ft.
AprilAire E100 Pro 100-Pint Whole-House Dehumidifier, Energy Star Certified, Commercial-Grade Whole-Home Dehumidifier for Basement, Crawlspace, or Whole House up to 5,500 sq. ft.
Capacity (Pints per Day): 100 Pints
Coverage Area: 5500 Sq Ft
Energy Efficiency: Energy Star Certified
Drainage Options: Continuous drainage
Size and Portability: 26x14x15 inches; 64 Pounds
Additional Features: Adjustable humidity, Auto defrost, Overheat protection
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 (Pints per Day): 113 Pints
Coverage Area: 1200 Square Feet
Energy Efficiency: 460 Watt-hours
Drainage Options: Automatic drainage
Size and Portability: Compact, 44 lbs, 19.2"D x 12.2"W x 13.3"H
Additional Features: Auto Defrost, Continuous, cETL, 5-year warranty
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Buying Guide for the Best Crawl Space Dehumidifier
Choosing the right crawl space dehumidifier is essential to maintaining a healthy and comfortable environment in your home. A dehumidifier helps to control the humidity levels, preventing mold growth, wood rot, and other moisture-related issues. When selecting a dehumidifier, it's important to consider several key specifications to ensure you get the best fit for your needs. Here are the main factors to consider and how to navigate them.Capacity (Pints per Day)Capacity refers to the amount of moisture a dehumidifier can remove from the air in a 24-hour period, measured in pints. This is important because it determines how effective the dehumidifier will be in controlling humidity levels. For small crawl spaces, a dehumidifier with a capacity of 20-30 pints per day may be sufficient. For larger or more humid areas, you might need a unit that can handle 50-70 pints per day. Assess the size of your crawl space and the level of humidity to choose the right capacity for your needs.
Coverage AreaThe coverage area indicates the maximum square footage that the dehumidifier can effectively manage. This is crucial to ensure that the dehumidifier can handle the entire space without overworking. Small crawl spaces up to 1,000 square feet can be managed by smaller units, while larger spaces up to 2,500 square feet or more will require a more powerful dehumidifier. Measure your crawl space and select a dehumidifier that matches or exceeds this area to ensure optimal performance.
Energy EfficiencyEnergy efficiency is a measure of how much energy the dehumidifier uses to remove moisture from the air. This is important for keeping your energy bills low and reducing your environmental footprint. Look for dehumidifiers with an Energy Star rating, which indicates they meet energy efficiency guidelines set by the EPA. More efficient models will use less electricity, saving you money in the long run. Consider your usage patterns and opt for an energy-efficient model if you plan to run the dehumidifier frequently.
Drainage OptionsDrainage options refer to how the dehumidifier disposes of the collected water. This is important for convenience and maintenance. Some dehumidifiers come with a built-in pump that can automatically drain water to a nearby sink or out of a window, which is ideal for continuous operation. Others may have a gravity drain option, requiring the unit to be placed at a higher level for water to flow out naturally. There are also models with a water collection bucket that needs to be emptied manually. Choose a drainage option that fits your setup and maintenance preferences.
Noise LevelNoise level is the amount of sound the dehumidifier produces while operating, measured in decibels (dB). This is important if the crawl space is near living areas where noise could be a disturbance. Dehumidifiers typically range from 50 to 70 dB. For quieter operation, look for models that are on the lower end of this range. If noise is not a major concern, you can opt for a more powerful unit that might be slightly louder. Consider the proximity of the crawl space to living areas and your sensitivity to noise when making your choice.
Size and PortabilitySize and portability refer to the physical dimensions and ease of moving the dehumidifier. This is important for fitting the unit into your crawl space and for any potential need to relocate it. Compact and lightweight models are easier to maneuver and install in tight spaces. If your crawl space has limited access or you plan to move the dehumidifier between different areas, opt for a smaller, more portable unit. Assess the available space and your mobility needs to select the right size and portability features.
Additional FeaturesAdditional features can enhance the functionality and convenience of the dehumidifier. These may include digital controls, humidity sensors, auto-restart, and programmable timers. Digital controls and humidity sensors allow for precise humidity level settings and automatic adjustments. Auto-restart ensures the dehumidifier resumes operation after a power outage, and programmable timers let you set specific operating times. Consider which features will make the dehumidifier easier to use and more effective for your specific needs.