Best Crawl Space Moisture Absorber in 2025
Updated on June 2025
#1
Recommended
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- Energy Star certified dehumidifier that efficiently removes moisture while reducing energy consumption, suitable for spaces up to 1,300 sq. ft. Removes 55 pints of moisture per day under AHAM conditions and 120 pints at saturation.
- Features an automatic defrost system that operates at low temperatures (as low as 36°F), ensuring continuous operation without energy loss or frost build-up.
- Incorporates advanced internal corrosion protection to extend the lifetime of coils and prevent freon leakage, maintaining effective heat transfer.
- Designed with modern consumer needs in mind, suitable for residential and commercial use with features like low-temperature operation and optional remote control system.
- Comes with a 5-year limited warranty and complies with ETL electrical safety standards for added peace of mind.
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- Energy Star certified dehumidifier that efficiently removes moisture while reducing energy consumption, suitable for spaces up to 1,300 sq. ft. Removes 55 pints of moisture per day under AHAM conditions and 120 pints at saturation.
- Features an automatic defrost system that operates at low temperatures (as low as 36°F), ensuring continuous operation without energy loss or frost build-up.
- Incorporates advanced internal corrosion protection to extend the lifetime of coils and prevent freon leakage, maintaining effective heat transfer.
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#2
Value for Money
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- 70 Pint Dehumidifier removes 70 pints of moisture daily, suitable for areas up to 1000 square feet, ideal for basements, crawl spaces, and other indoor environments.
- Features automatic drainage with a drain hose, manual humidity adjustment, and operates quietly at 50 dBA, ensuring a peaceful setting. Includes automatic restart, auto defrost, and memory functions.
- Energy Star certified, using eco-friendly R32 refrigerant, includes a replaceable Merv-1 filter for ease of maintenance.
- Compact design with adjustable feet and ergonomic handles for easy placement in tight spaces like closets and bathrooms, also suitable for RVs and boats.
- Offers adjustable humidity control with a rotary knob and built-in sensor, featuring three pre-set humidity levels and a continuous mode. Lightweight at 37.8 lbs, easy to move as needed.
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- 70 Pint Dehumidifier removes 70 pints of moisture daily, suitable for areas up to 1000 square feet, ideal for basements, crawl spaces, and other indoor environments.
- Features automatic drainage with a drain hose, manual humidity adjustment, and operates quietly at 50 dBA, ensuring a peaceful setting. Includes automatic restart, auto defrost, and memory functions.
- Energy Star certified, using eco-friendly R32 refrigerant, includes a replaceable Merv-1 filter for ease of maintenance.
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#3
25% Off
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- Removes 113 PPD at saturation and 53 pints per day at AHAM, suitable for areas up to 1,200 sq.ft, effectively reducing humidity quickly
- Features automatic drainage, eliminating the need for manual emptying; equipped with MERV-1 filter to protect internal components from dust
- Operates efficiently at low temperatures (down to 36°F) without interruption due to auto defrosting, enhancing energy savings and prolonging unit lifespan
- Compact design makes it ideal for crawl spaces and basements; easy to transport with rugged handle and offers features like low-temperature operation and optional remote control
- Complies with electrical safety standards and includes a 5-year limited warranty with dedicated customer support for assistance
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- Removes 113 PPD at saturation and 53 pints per day at AHAM, suitable for areas up to 1,200 sq.ft, effectively reducing humidity quickly
- Features automatic drainage, eliminating the need for manual emptying; equipped with MERV-1 filter to protect internal components from dust
- Operates efficiently at low temperatures (down to 36°F) without interruption due to auto defrosting, enhancing energy savings and prolonging unit lifespan
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#4
16% Off
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- High efficiency in moisture extraction, capable of removing up to 125 pints daily and 58 pints at AHAM, making it suitable for large damp areas like basements and warehouses.
- Compact size (19.2" x 12.2" x 13.4") allows for installation in tight spaces with various placement options such as freestanding or suspended between joists.
- Adjustable fan speeds (200 CFM to 265 CFM) cater to different drying needs, from quiet operation in residential settings to higher airflow for construction and restoration tasks.
- User-friendly control panel includes a 6.56 ft drain hose, auto ON/OFF, continuous mode, and functions for humidity control and defrosting.
- Backed by a 5-year warranty, with 2 years covering the unit and an additional 3 years for the dehumidification system, ensuring durability and reliability.
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- High efficiency in moisture extraction, capable of removing up to 125 pints daily and 58 pints at AHAM, making it suitable for large damp areas like basements and warehouses.
- Compact size (19.2" x 12.2" x 13.4") allows for installation in tight spaces with various placement options such as freestanding or suspended between joists.
- Adjustable fan speeds (200 CFM to 265 CFM) cater to different drying needs, from quiet operation in residential settings to higher airflow for construction and restoration tasks.
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#5
25% Off
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- EFFICIENT MOISTURE REMOVAL: Ksend safe moisture absorbers effectively eliminate excess moisture in the air and maintain a comfortable room environment by utilizing large spherical calcium chloride particles. These particles expand the contact area with the air, expediting the dehumidification process.
- LEAKPROOF DESIGN: Ksend moisture absorbers for rooms are equipped with a unique moisture-locking paper design. This innovative feature ensures that even if the boxes are accidentally overturned, the collected water will remain securely contained. You can confidently place them anywhere without worrying about water leakage.
- COMPACT SIZE: Ksend moisture remover boxes are designed to be compact, allowing for easy placement in various areas of your home. Their space-saving design ensures they can fit seamlessly into any corner, shelf, or cabinet. The compact size of Ksend moisture absorbers makes them convenient and versatile for use in any room or space.
- EASY TO USE: Ksend odor absorbers for homes can be easily operated in just 3 simple steps. First, remove the mesh lid, then peel off the protective aluminum foil film, and finally, replace the lid on the box. Once completed, you can conveniently place the box wherever needed. Enjoy a fresh and dry indoor environment in no time!
- HOW THEY FUNCTION: Ksend moisture absorbers for bathrooms contain high-quality calcium chloride particles. Upon contact with moisture, these particles gradually agglomerate and liquefy. The resulting liquid then accumulates inside the box. Please allow some time for the process to take effect, as it may require patience.
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- EFFICIENT MOISTURE REMOVAL: Ksend safe moisture absorbers effectively eliminate excess moisture in the air and maintain a comfortable room environment by utilizing large spherical calcium chloride particles. These particles expand the contact area with the air, expediting the dehumidification process.
- LEAKPROOF DESIGN: Ksend moisture absorbers for rooms are equipped with a unique moisture-locking paper design. This innovative feature ensures that even if the boxes are accidentally overturned, the collected water will remain securely contained. You can confidently place them anywhere without worrying about water leakage.
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#6
26% Off
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- Energy Star Certified, removes 120 PPD of moisture in spaces up to 1,300 sq.ft., suitable for basements, crawl spaces, and commercial use.
- Flexible drainage options include gravity drain and built-in condensate pump with 19.6' lifting capacity for easy water removal.
- Designed for modern use with features like auto defrost, optional remote control, MERV-1 filter, and low-temperature operation.
- Automatic defrost cycle activates at 36°F to prevent frost buildup, allowing continuous operation and improved energy efficiency.
- 5-year limited warranty; ETL safety certified with dedicated customer support available.
- Note: Add both the dehumidifier and the filter to the cart for unchargeable filter offer.
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- Energy Star Certified, removes 120 PPD of moisture in spaces up to 1,300 sq.ft., suitable for basements, crawl spaces, and commercial use.
- Flexible drainage options include gravity drain and built-in condensate pump with 19.6' lifting capacity for easy water removal.
- Designed for modern use with features like auto defrost, optional remote control, MERV-1 filter, and low-temperature operation.
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#7
23% Off
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- Accurate moisture detection with included DampRid Moisture Detection Strip to identify problem areas.
- Effectively eliminates musty odors by trapping excess moisture, improving air quality.
- Features enhanced moisture absorption capacity with two 2.5-pound buckets and moisture detection strips included.
- No electricity needed; lasts up to 6 months and indicates when to replace.
- Designed for large areas like basements, garages, RVs, and storage spaces prone to excess humidity.
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- Accurate moisture detection with included DampRid Moisture Detection Strip to identify problem areas.
- Effectively eliminates musty odors by trapping excess moisture, improving air quality.
- Features enhanced moisture absorption capacity with two 2.5-pound buckets and moisture detection strips included.
- No electricity needed; lasts up to 6 months and indicates when to replace.
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#8
22% Off
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- Efficient moisture absorption capacity of 3x its weight, ideal for reducing humidity within RVs.
- Effectively eliminates musty odors at their source, ensuring a fresh environment.
- Compact design allows easy storage in tight spaces while maintaining optimal humidity.
- 5 lb capacity with fragrance-free beads designed to reduce humidity without adding scent.
- Replace the product when contents appear gel-like for continuous moisture control.
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- Efficient moisture absorption capacity of 3x its weight, ideal for reducing humidity within RVs.
- Effectively eliminates musty odors at their source, ensuring a fresh environment.
- Compact design allows easy storage in tight spaces while maintaining optimal humidity.
- 5 lb capacity with fragrance-free beads designed to reduce humidity without adding scent.
- Replace the product when contents appear gel-like for continuous moisture control.
#9
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- Effectively eliminates musty odors by absorbing excess moisture from the air.
- Provides 14% more moisture absorbing power than standard bags, with a 3-pack of 16-ounce bags available.
- Lasts up to 60 days depending on surrounding conditions, making it suitable for protecting clothing and leather goods from moisture.
- Features time-release fragrance technology for a continuous pleasant scent, ideal for various indoor spaces.
- Easy to use; simply remove packaging, activate fragrance, hang to allow air circulation, and replace when full.
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- Effectively eliminates musty odors by absorbing excess moisture from the air.
- Provides 14% more moisture absorbing power than standard bags, with a 3-pack of 16-ounce bags available.
- Lasts up to 60 days depending on surrounding conditions, making it suitable for protecting clothing and leather goods from moisture.
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#10
22% Off
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- Eliminates musty odors by attracting and trapping excess moisture for cleaner air.
- Offers higher moisture absorption compared to standard options.
- Effective for up to 45 days, easy to refill once full.
- Ideal for various spaces, including closets, bathrooms, and laundry rooms.
- Designed to blend with home decor; keep out of children's reach and avoid use in vehicles.
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- Eliminates musty odors by attracting and trapping excess moisture for cleaner air.
- Offers higher moisture absorption compared to standard options.
- Effective for up to 45 days, easy to refill once full.
- Ideal for various spaces, including closets, bathrooms, and laundry rooms.
- Designed to blend with home decor; keep out of children's reach and avoid use in vehicles.
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