7 Best Commercial Dehumidifiers [UK] (2025)

2025 Expert Picks

Last Updated: June 2025

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Last Updated: June 2025

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Best Commercial Dehumidifiers

Premium Pick

Megonia C9W 120L/Day Commercial/Residential Dehumidifier: White, 300m2/600m3, 7L Tank, 500m³/h Air Flow, 715W, Adjustable Humidity Control, Digital Display, Continuous Mode

megonia

9.7

Megonia C9W 120L/Day Commercial/Residential Dehumidifier: White, 300m2/600m3, 7L Tank, 500m³/h Air Flow, 715W, Adjustable Humidity Control, Digital Display, Continuous Mode

Color: White

Dimensions: 26.18 x 13.58 x 16.14 inches

Weight: 72.09 pounds

Unit Count: 1

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Picked by 397 people today

COSTWAY 120L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 24H Timer, Auto Defrost, Memory Starting, Drain Hose, Wheels & Handle, Large Spaces up to 500㎡ (White+Black)

COSTWAY

Available in 2 Colors

9.5

COSTWAY 120L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 24H Timer, Auto Defrost, Memory Starting, Drain Hose, Wheels & Handle, Large Spaces up to 500㎡ (White+Black)

Color: White+black

Dimensions: 32.28 x 16.54 x 16.54 Inches

SIAL

Available in 3 Sizes

9.5

SIAL 30L/Day Refrigerant Dehumidifier for Basement, Garage & Workshop | Auto-Defrost Commercial Unit for Cellars | Portable High-Capacity Model with Timer

Dimensions: 13.31 x 14.69 x 22.13 inches

COSTWAY

Available in 2 Colors, 2 Sizes

9.2

COSTWAY Commercial Dehumidifier, Industrial Compressor Dehumidifiers with Auto/Continuously Dry/Sleep Mode, 24H Timer, Auto Defrost, Memory Starting, LED Display & Drain Hose (Blue, 70L/Day)

Color: Blue

Dimensions: 14.57 x 13.78 x 20.47 Inches

COSTWAY

Available in 2 Colors

9.0

COSTWAY 66L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with Pump, 24H Timer, Auto Defrost, Memory Starting, LED Display & Wheels, Air Circulation 210m3/h (Blue + Black)

Color: Blue + Black

Dimensions: 31.89 x 17.72 x 16.93 inches

Weight: 70.55 Pounds

Unit Count: 1

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COSTWAY

8.8

COSTWAY 63L/24h Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 5.5L Water Tank & Drainage Pipe (Air Circulation 264m3/h, Auto Start, Auto Off, Auto Defrost, Timer 24h)

Color: Grey + Orange

Dimensions: 31.10 x 20.08 x 17.32 inches

Weight: 0.00

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katenpo

8.6

Katenpo 65L/Day Smart Commercial Dehumidifier: Low Energy Compressor, 4.5L Large Tank with Continuous Drain, 24H Timer & Mould Control, Quiet for Home/Bathroom/Bedroom/Garage/Basement/Drying Clothes

Color: White

Dimensions: 20.12 x 13.31 x 9.72 inches

Weight: 35.71 pounds

Unit Count: 1

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Our Top Choice

Best Commercial Dehumidifiers

Premium Pick

megonia

9.7

Megonia C9W 120L/Day Commercial/Residential Dehumidifier: White, 300m2/600m3, 7L Tank, 500m³/h Air Flow, 715W, Adjustable Humidity Control, Digital Display, Continuous Mode

Color: White

Dimensions: 26.18 x 13.58 x 16.14 inches

Weight: 72.09 pounds

Unit Count: 1

Check Price

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2025 Expert Picks

Finding the perfect product can be challenging. That’s why our team invests countless hours in research, breaking down key insights into clear, side-by-side comparisons. Our top pick is based on what matters most to our readers, the most popular products in each category, and a data-driven assessment of all available options. We aim to provide you with all the details you need to make the best choice—quickly and confidently.

Unit Count

Compare Features

Unit Count	Premium Pick Megonia C9W 120L/Day Commercial/Residential Dehumidifier: White, 300m2/600m3, 7L Tank, 500m³/h Air Flow, 715W, Adjustable Humidity Control, Digital Display, Continuous Mode megonia On Amazon	COSTWAY 120L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 24H Timer, Auto Defrost, Memory Starting, Drain Hose, Wheels & Handle, Large Spaces up to 500㎡ (White+Black) COSTWAY On Amazon	Popular SIAL 30L/Day Refrigerant Dehumidifier for Basement, Garage & Workshop \| Auto-Defrost Commercial Unit for Cellars \| Portable High-Capacity Model with Timer SIAL On Amazon	COSTWAY Commercial Dehumidifier, Industrial Compressor Dehumidifiers with Auto/Continuously Dry/Sleep Mode, 24H Timer, Auto Defrost, Memory Starting, LED Display & Drain Hose (Blue, 70L/Day) COSTWAY On Amazon	COSTWAY 66L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with Pump, 24H Timer, Auto Defrost, Memory Starting, LED Display & Wheels, Air Circulation 210m3/h (Blue + Black) COSTWAY On Amazon	COSTWAY 63L/24h Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 5.5L Water Tank & Drainage Pipe (Air Circulation 264m3/h, Auto Start, Auto Off, Auto Defrost, Timer 24h) COSTWAY On Amazon	Katenpo 65L/Day Smart Commercial Dehumidifier: Low Energy Compressor, 4.5L Large Tank with Continuous Drain, 24H Timer & Mould Control, Quiet for Home/Bathroom/Bedroom/Garage/Basement/Drying Clothes katenpo On Amazon
Deal
Deal	-	-	-	-	-	Save 23%	-
Color	White	White+black	-	Blue	Blue + Black	Grey + Orange	White
Color	White	White+black	-	Blue	Blue + Black	Grey + Orange	White
Dimensions	26.18 x 13.58 x 16.14 inches	32.28 x 16.54 x 16.54 Inches	13.31 x 14.69 x 22.13 inches	14.57 x 13.78 x 20.47 Inches	31.89 x 17.72 x 16.93 inches	31.10 x 20.08 x 17.32 inches	20.12 x 13.31 x 9.72 inches
Dimensions	26.18 x 13.58 x 16.14 inches	32.28 x 16.54 x 16.54 Inches	13.31 x 14.69 x 22.13 inches	14.57 x 13.78 x 20.47 Inches	31.89 x 17.72 x 16.93 inches	31.10 x 20.08 x 17.32 inches	20.12 x 13.31 x 9.72 inches
Weight	72.09 pounds	92.59 Pounds	0.00	81.57 Pounds	70.55 Pounds	0.00	35.71 pounds
Weight	72.09 pounds	92.59 Pounds	0.00	81.57 Pounds	70.55 Pounds	0.00	35.71 pounds
Unit Count	1	1	1	1	1	-	1
Unit Count	1	1	1	1	1	-	1
Size	-	-	45㎡/113m³-470W	70L/Day	-	-	-
Size	-	-	45㎡/113m³-470W	70L/Day	-	-	-

Trusting our TOP Pick

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Hours of research

+1 Million

Purchases analyzed

+5000

Brands Compared

+100

Categories Covered

We leverage expert analysis and advanced technology to evaluate thousands of products. Our unbiased reviews are designed to save you time and ensure you find the best options with confidence.