Challenge D015B 12L Dehumidifier
579/0779£93.33
*- Save 1/3Was £140.00


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About this product
Say goodbye humidity and hello dry washing. This dehumidifier will help you get rid of up to 12 litres of excess moisture. It has 3 modes, including one for laundry. Plus an adjustable humidity setting. A breeze to use, with a touch panel control and digital display. Worry free too. The auto shut-off prevents any spills or messes once the tank is full. A must-have for rainy days and damp rooms.
Adjustable humidity setting between 30%-90%.
- 12 L moisture extracted per day, dependent on settings.
- 2 L water tank.
- Weight with an empty water tank 10.5kg.
- Auto shut-off.
- 2 speed settings.
- Washable filter.
- 1.8m cord length.
- 280 watts.
- 42 decibels.
- Size H40.2, W28.2, D20.4cm.
- Manufacturer's 1 year guarantee.
4.8
49 reviews
96%
Recommended this product
Customers Say
Customers are highly satisfied with the dehumidifier's performance, noting its effectiveness in reducing humidity and drying laundry. However, some users mentioned issues with noise levels and humidity gauge accuracy.
An AI generated summary based on recent customer reviews
Each review is verified as authentic by our independent third party and we only publish reviews from customers or Argos Testers who have purchased or used the item. Customers are incentivised to submit product reviews as part of a prize draw.
Excellent does an amazing job
Wish I’d got this sooner, always have condensation on the upstairs windows, with 5 adults in the house the bathroom is in constant use !! It’s removing 12 litres every couple of days, in my opinion quiet, like the noise of a fan. Excellent would recommend.
Russ 42, 55 - 64, Leicestershire
Does what it says it will do
Does what it is meant to do. The amount of water it gets out of the atmosphere is amazing!!
Janey, 65 or over
Amazing product
I bought this a few weeks ago and it is excellent! So worth the money, it’s incredible how much water it removes from the air. We had problems with clothes drying indoors smelling damp due to taking so long to dry in winter and this has completely solved the issue. Would definitely recommend.
Chlo, 25 - 34, Northampton
Does what it states
Bought to dry laundry as main use - it is easy to use has a timer - don’t find emptying water as difficult as some reviews said. I chose one that does not use WiFi as prefer a timer - the noise is also acceptable and does exactly as I needed it for. Did take extended warranty due to some reviews only time will tell
over50, 55 - 64, West Yorkshire
Challenge Dehumidifier
Good appliance does the job I bought it for & its quite too . I left it on all night and it was fine also help dry the washing too .
Mags, 65 or over, 37 Cooks Lock
MM DEHUMIDIFIER
I bought this product over a month ago. Excellent
Mm, 55 - 64
Challenge Dehumidifier D015B
Good value for money. It works well as a dehumidifier, though it is noisier than expected, but a reasonable amount. The only disappointment is that the humidity gauge is at least 10% out from the true level of humidity, so you never know the true value. A separate humidity gauge is recommended. The manufacturer needs to improve on this.
Johnno, 65 or over
It does actualy work.
Two previous Dehumidifiers never collected a drop of water, so I am amazed that this one does actually work. My two bedroom apartment has a condensation problem in winter, producing mold on the walls for a few weeks, so I desperately need a solution. While I am in awe of the water collected by this, I think I would need one in every room to cure the problem, and so far I don't know how much this is adding to my electric bill. When plugged in, it quickly reduced the air moisture from around 88 to 62, but that's as far as it gets. So still condensation on the windows in a morning. But, it's better than nothing.
syorks55, 65 or over, Lancashire
Humidifier
Excellent for a small room
Handy man
Shocked at how quick to a fall tank! Works wonders
This is the second time , I have brought this product. Good quailty does the job very well.
AJ2025, 45 - 54
Hello Craig.
After checking with our supplier, they have advised for Challenge D015B 12L Dehumidifier.
Yes, a 12L dehumidifier can help dry out floorboards and carpet after a water leak has been fixed — but its effectiveness depends on a few key factors:
What it can do:
Extract up to 12 litres of moisture per day (under optimal conditions).
Help reduce humidity levels in the room, which speeds up the drying of porous materials like wood and carpet.
Prevent mould and mildew growth by keeping the environment dry.
Considerations:
Room Size: A 12L unit is typically suitable for small to medium rooms (e.g., bedrooms, small living rooms). If the affected area is large, it might be underpowered.
Extent of Water Damage: If the floorboards or carpet are saturated, you may need:
A wet vacuum or carpet extractor first.
A larger dehumidifier (20L+), or multiple units.
Air Circulation: Use fans to improve airflow and help the dehumidifier work more efficiently.
Temperature: Dehumidifiers work best in warmer environments (above 15°C). If it's cold, drying will be slower.
Thank you for using Q & A.
Hello Anna. The Challenge D015B 12L Dehumidifier does not need replacement filters as this has washable filters included. Thanks for using Q and A.
Hello M MF,
The supplier has advised the following for the Challenge D015B 12L Dehumidifier:
"This product will work in temperatures between 5 - 35°C"
Thank you for using Q&A.
Hello there.
The supplier has confirmed the The Challenge D015B 12L Dehumidifier is suitable for rooms up to 20-35 square meters. This dehumidifier is designed to effectively manage humidity levels in spaces within this size range.
Thank you for using Q&A.
Hello Rachel,
This has a plug.
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Hello Tee,
The Challenge D015B 12L Dehumidifier does not cool the air.
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Hi Jackie.
Challenge D015B 12L Dehumidifier is designed to remove excess moisture.
Thanks for using Q & A.
Hello Mac,
The Challenge D015B 12L Dehumidifier 579/0779 Adjustable humidity setting between 30%-90%,Suitable for room size up to 24m²
Thanks for using Q&A.
Hi Peter.
Challenge D015B 12L Dehumidifer is suitable for a room size up to 24m².
Thanks for using Q & A.
Hi Wally,
Challenge D015B 12L Dehumidifer
Having checked I can see you can use this in the same room as an electric heater.
Thanks for using Q&A.
The small print
*Prices correct as displayed but are subject to change.
The customer and brand answers you’ll see above are submitted independently. As we don’t review these answers, we can’t take responsibility for anything they may say. The responses from Argos colleagues are accurate at the time of publishing. For the latest info, you should check the product page.